[l10n] externalize strings in plugin *.completion.rcp.chainrefs/changes/23/9723/3

Change-Id: I48af748f262e8c9f052bfa6f14d8f04b6e77f788

16 files changed, 110 insertions, 60 deletions

diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/META-INF/MANIFEST.MF b/plugins/org.eclipse.recommenders.completion.rcp.chain/META-INF/MANIFEST.MF
index f906238..baba9d9 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/META-INF/MANIFEST.MF
@@ -1,10 +1,10 @@
 Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
-Bundle-Name: Code Recommenders: Chain Completion
+Bundle-Name: %Bundle-Name
 Bundle-SymbolicName: org.eclipse.recommenders.completion.rcp.chain;singleton:=true
 Bundle-Version: 1.0.3.qualifier
 Bundle-Activator: org.eclipse.recommenders.internal.completion.rcp.chain.ChainCompletionPlugin
-Bundle-Vendor: Eclipse Code Recommenders
+Bundle-Vendor: %Bundle-Vendor
 Export-Package: org.eclipse.recommenders.internal.completion.rcp.chain,
  org.eclipse.recommenders.internal.completion.rcp.chain.ui
 Require-Bundle: com.google.guava;bundle-version="[10.0.0,11.0.0)",
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/OSGI-INF/l10n/bundle.properties b/plugins/org.eclipse.recommenders.completion.rcp.chain/OSGI-INF/l10n/bundle.properties
new file mode 100644
index 0000000..04e0993
--- a/dev/null
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/OSGI-INF/l10n/bundle.properties
@@ -0,0 +1,7 @@
+#Properties file for org.eclipse.recommenders.completion.rcp.chain
+Bundle-Name = Code Recommenders: Chain Completion
+Bundle-Vendor = Eclipse Code Recommenders
+extension.name = Chain Proposals (Recommenders)
+category.name = Chain Completion Category
+command.name = Trigger Chain Completion Command
+page.name = Chains
\ No newline at end of file
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/build.properties b/plugins/org.eclipse.recommenders.completion.rcp.chain/build.properties
index 4ba0a0c..e51a124 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/build.properties
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/build.properties
@@ -4,4 +4,5 @@ bin.includes = META-INF/,\
                .,\
                plugin.xml,\
                icons/,\
-               about.html
+               about.html,\
+               OSGI-INF/l10n/bundle.properties
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/plugin.xml b/plugins/org.eclipse.recommenders.completion.rcp.chain/plugin.xml
index 5311314..f52bdcc 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/plugin.xml
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/plugin.xml
@@ -12,7 +12,7 @@
    </extension>
    <extension
          id="org.eclipse.recommenders.completion.rcp.chain.category"
-         name="Chain Proposals (Recommenders)"
+         name="%extension.name"
          point="org.eclipse.jdt.ui.javaCompletionProposalComputer">
       <proposalCategory
             icon="icons/view16/chain.gif">
@@ -22,12 +22,12 @@
          point="org.eclipse.ui.commands">
       <category
             id="org.eclipse.recommenders.completion.rcp.chain.commands.category"
-            name="Chain Completion Category">
+            name="%category.name">
       </category>
       <command
             categoryId="org.eclipse.recommenders.completion.rcp.chain.commands.category"
             id="org.eclipse.recommenders.completion.rcp.chain.commands.TriggerCompletion"
-            name="Trigger Chain Completion Command">
+            name="%command.name">
       </command>
    </extension>
    <extension
@@ -58,7 +58,7 @@
 			category="org.eclipse.recommenders.rcp.category.preferences"
 			class="org.eclipse.recommenders.internal.completion.rcp.chain.ui.ChainPreferencePage"
 			id="org.eclipse.recommenders.internal.completion.rcp.chain.ChainPreferencePage"
-			name="Chains">
+			name="%page.name">
 		</page>
 	</extension>
 	<extension
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/completion/rcp/chain/l10n/Messages.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/completion/rcp/chain/l10n/Messages.java
new file mode 100644
index 0000000..f772058
--- a/dev/null
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/completion/rcp/chain/l10n/Messages.java
@@ -0,0 +1,32 @@
+/**
+ * Copyright (c) 2010, 2012 Darmstadt University of Technology.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Olav Lenz - initial API and implementation.
+ */
+package org.eclipse.recommenders.completion.rcp.chain.l10n;
+
+import org.eclipse.osgi.util.NLS;
+
+public class Messages extends NLS {
+    private static final String BUNDLE_NAME = "org.eclipse.recommenders.completion.rcp.chain.l10n.messages"; //$NON-NLS-1$
+    public static String COMPLETION_TEMPLATE_ELEMENTS;
+    public static String PREFPAGE_DESCRIPTION;
+    public static String PREFPAGE_IGNORE_CONSEQUENCES;
+    public static String PREFPAGE_IGNORED_OBJECT_TYPES;
+    public static String PREFPAGE_MAX_CHAIN_DEPTH;
+    public static String PREFPAGE_MIN_CHAIN_DEPTH;
+    public static String PREFPAGE_MAX_CHAINS;
+    public static String PREFPAGE_SEARCH_TIMEOUT;
+    static {
+        // initialize resource bundle
+        NLS.initializeMessages(BUNDLE_NAME, Messages.class);
+    }
+
+    private Messages() {
+    }
+}
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/completion/rcp/chain/l10n/messages.properties b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/completion/rcp/chain/l10n/messages.properties
new file mode 100644
index 0000000..bd6b652
--- a/dev/null
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/completion/rcp/chain/l10n/messages.properties
@@ -0,0 +1,8 @@
+COMPLETION_TEMPLATE_ELEMENTS=element(s)
+PREFPAGE_DESCRIPTION=Call chains offer ways to obtain objects of the requested type by calling multiple methods in a row. Since those chains can become long and time-consuming to search for, the following options allow to limit the proposals.
+PREFPAGE_IGNORE_CONSEQUENCES=Ignored object types will not have chain proposals displayed for. \nAlso, no chains through methods from ignored types will be found.
+PREFPAGE_IGNORED_OBJECT_TYPES=Object types to ignore:
+PREFPAGE_MAX_CHAIN_DEPTH=Maximum chain depth:
+PREFPAGE_MIN_CHAIN_DEPTH=Minimum chain depth:
+PREFPAGE_MAX_CHAINS=Maximum number of chains:
+PREFPAGE_SEARCH_TIMEOUT=Chain search timeout (sec):
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposal.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposal.java
index 9469c28..321f4c4 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposal.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposal.java
@@ -61,7 +61,7 @@ public class ChainCompletionProposal implements IJavaCompletionProposal, IComple
 
     @Override
     public void apply(final IDocument document) {
-        throw new IllegalStateException("Applying proposals to documents is deprecated");
+        throw new IllegalStateException("Applying proposals to documents is deprecated"); //$NON-NLS-1$
     }
 
     @Override
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposalComputer.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposalComputer.java
index 7c81e5c..3fb1e55 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposalComputer.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainCompletionProposalComputer.java
@@ -63,7 +63,7 @@ import com.google.inject.Inject;
 @SuppressWarnings("restriction")
 public class ChainCompletionProposalComputer implements IJavaCompletionProposalComputer {
 
-    static final String CATEGORY_ID = "org.eclipse.recommenders.completion.rcp.chain.category";
+    static final String CATEGORY_ID = "org.eclipse.recommenders.completion.rcp.chain.category"; //$NON-NLS-1$
 
     private IRecommendersCompletionContext ctx;
     private List<ChainElement> entrypoints;
@@ -166,7 +166,7 @@ public class ChainCompletionProposalComputer implements IJavaCompletionProposalC
             addPublicInstanceMembersToEntrypoints(((VariableBinding) b).type);
             break;
         default:
-            RecommendersUtilsPlugin.logWarning("Can't handle %s as source for finding entrypoints.", b);
+            RecommendersUtilsPlugin.logWarning("Can't handle %s as source for finding entrypoints.", b); //$NON-NLS-1$
         }
     }
 
@@ -203,7 +203,7 @@ public class ChainCompletionProposalComputer implements IJavaCompletionProposalC
             addPublicInstanceMembersToEntrypoints(((VariableBinding) b).type);
             break;
         default:
-            RecommendersUtilsPlugin.logWarning("Can't handle %s as class member.", b);
+            RecommendersUtilsPlugin.logWarning("Can't handle %s as class member.", b); //$NON-NLS-1$
         }
     }
 
@@ -232,7 +232,7 @@ public class ChainCompletionProposalComputer implements IJavaCompletionProposalC
                 continue;
             }
             final String key = String.valueOf(decl.computeUniqueKey());
-            if (key.startsWith("Ljava/lang/Object;")) {
+            if (key.startsWith("Ljava/lang/Object;")) { //$NON-NLS-1$
                 continue;
             }
             boolean requiresThis = false;
@@ -254,9 +254,9 @@ public class ChainCompletionProposalComputer implements IJavaCompletionProposalC
         final int maxChains = prefStore.getInt(ChainPreferencePage.ID_MAX_CHAINS);
         final int minDepth = prefStore.getInt(ChainPreferencePage.ID_MIN_DEPTH);
         final int maxDepth = prefStore.getInt(ChainPreferencePage.ID_MAX_DEPTH);
-        final String[] excludedTypes = prefStore.getString(ChainPreferencePage.ID_IGNORE_TYPES).split("\\|");
+        final String[] excludedTypes = prefStore.getString(ChainPreferencePage.ID_IGNORE_TYPES).split("\\|"); //$NON-NLS-1$
         for (int i = 0; i < excludedTypes.length; ++i) {
-            excludedTypes[i] = "L" + excludedTypes[i].replace('.', '/');
+            excludedTypes[i] = "L" + excludedTypes[i].replace('.', '/'); //$NON-NLS-1$
         }
 
         final List<Optional<TypeBinding>> expectedTypes = TypeBindingAnalyzer.resolveBindingsForExpectedTypes(ctx,
@@ -271,7 +271,7 @@ public class ChainCompletionProposalComputer implements IJavaCompletionProposalC
                 }
             }, prefStore.getInt(ChainPreferencePage.ID_TIMEOUT), TimeUnit.SECONDS, true);
         } catch (final Exception e) {
-            setError("Timeout limit hit during call chain computation.");
+            setError("Timeout limit hit during call chain computation."); //$NON-NLS-1$
         }
         return buildCompletionProposals(finder.getChains());
     }
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainElement.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainElement.java
index 08d44e6..68c4267 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainElement.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainElement.java
@@ -63,7 +63,7 @@ public class ChainElement {
             elementType = ElementType.METHOD;
             break;
         default:
-            RecommendersUtilsPlugin.logWarning("Can't handle %s as return type.", element);
+            RecommendersUtilsPlugin.logWarning("Can't handle %s as return type.", element); //$NON-NLS-1$
         }
         dimension = returnType.dimensions();
     }
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainFinder.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainFinder.java
index 44318e2..5ca2f37 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainFinder.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ChainFinder.java
@@ -111,7 +111,7 @@ public class ChainFinder {
     }
 
     private boolean isFromExcludedType(final Binding binding) {
-        final String key = StringUtils.substringBefore(String.valueOf(binding.computeUniqueKey()), ";");
+        final String key = StringUtils.substringBefore(String.valueOf(binding.computeUniqueKey()), ";"); //$NON-NLS-1$
         return excludedTypes.contains(key);
     }
 
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/CompletionTemplateBuilder.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/CompletionTemplateBuilder.java
index 4941bc9..5675359 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/CompletionTemplateBuilder.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/CompletionTemplateBuilder.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2010, 2011 Darmstadt University of Technology.
+ * Copyright (c) 2010, 2012 Darmstadt University of Technology.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
@@ -7,6 +7,7 @@
  *
  * Contributors:
  *    Marcel Bruch - initial API and implementation.
+ *    Olav Lenz - externalize Strings.
  */
 package org.eclipse.recommenders.internal.completion.rcp.chain;
 
@@ -25,6 +26,7 @@ import org.eclipse.jface.text.templates.ContextTypeRegistry;
 import org.eclipse.jface.text.templates.DocumentTemplateContext;
 import org.eclipse.jface.text.templates.Template;
 import org.eclipse.jface.text.templates.TemplateContextType;
+import org.eclipse.recommenders.completion.rcp.chain.l10n.Messages;
 import org.eclipse.recommenders.utils.HashBag;
 import org.eclipse.recommenders.utils.rcp.internal.RecommendersUtilsPlugin;
 import org.eclipse.swt.graphics.Image;
@@ -42,7 +44,7 @@ public final class CompletionTemplateBuilder {
         final String title = createChainCode(chain, true, 0);
         final String body = createChainCode(chain, false, chain.getExpectedDimensions());
 
-        final Template template = new Template(title, chain.getElements().size() + " elements", "java", body, false);
+        final Template template = new Template(title, chain.getElements().size() + " " + Messages.COMPLETION_TEMPLATE_ELEMENTS, "java", body, false); //$NON-NLS-1$ //$NON-NLS-3$
         return createTemplateProposal(template, context);
     }
 
@@ -65,11 +67,11 @@ public final class CompletionTemplateBuilder {
                 }
                 break;
             default:
-                RecommendersUtilsPlugin.logWarning("Can't handle %s's element type.", edge);
+                RecommendersUtilsPlugin.logWarning("Can't handle %s's element type.", edge); //$NON-NLS-1$
             }
             final boolean appendVariables = !createAsTitle;
             appendArrayDimensions(sb, edge.getReturnTypeDimension(), expectedDimension, appendVariables, varNames);
-            sb.append(".");
+            sb.append("."); //$NON-NLS-1$
         }
         deleteLastChar(sb);
         return sb.toString();
@@ -77,46 +79,46 @@ public final class CompletionTemplateBuilder {
 
     private static void appendVariableString(final ChainElement edge, final StringBuilder sb) {
         if (edge.requiresThisForQualification() && sb.length() == 0) {
-            sb.append("this.");
+            sb.append("this."); //$NON-NLS-1$
         }
         sb.append(((VariableBinding) edge.getElementBinding()).name);
     }
 
     private static void appendParameters(final StringBuilder sb, final MethodBinding method,
             final HashBag<String> varNames) {
-        sb.append("(");
+        sb.append("("); //$NON-NLS-1$
         for (final TypeBinding parameter : method.parameters) {
             String parameterName = StringUtils.uncapitalize(String.valueOf(parameter.shortReadableName()));
-            parameterName = StringUtils.substringBefore(parameterName, "<");
+            parameterName = StringUtils.substringBefore(parameterName, "<"); //$NON-NLS-1$
             appendTemplateVariable(sb, parameterName, varNames);
-            sb.append(", ");
+            sb.append(", "); //$NON-NLS-1$
         }
         if (method.parameters.length > 0) {
             deleteLastChar(sb);
             deleteLastChar(sb);
         }
-        sb.append(")");
+        sb.append(")"); //$NON-NLS-1$
     }
 
     private static void appendTemplateVariable(final StringBuilder sb, final String varname,
             final HashBag<String> varNames) {
         varNames.add(varname);
-        sb.append("${").append(varname);
+        sb.append("${").append(varname); //$NON-NLS-1$
         final int count = varNames.count(varname);
         if (count > 1) {
             sb.append(count);
         }
-        sb.append("}");
+        sb.append("}"); //$NON-NLS-1$
     }
 
     private static void appendArrayDimensions(final StringBuilder sb, final int dimension, final int expectedDimension,
             final boolean appendVariables, final HashBag<String> varNames) {
         for (int i = dimension; i-- > expectedDimension;) {
-            sb.append("[");
+            sb.append("["); //$NON-NLS-1$
             if (appendVariables) {
-                appendTemplateVariable(sb, "i", varNames);
+                appendTemplateVariable(sb, "i", varNames); //$NON-NLS-1$
             }
-            sb.append("]");
+            sb.append("]"); //$NON-NLS-1$
         }
     }
 
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ScopeAccessWorkaround.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ScopeAccessWorkaround.java
index bfc2fc1..4b1ec2b 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ScopeAccessWorkaround.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ScopeAccessWorkaround.java
@@ -34,9 +34,9 @@ public final class ScopeAccessWorkaround {
 
     static {
         try {
-            extendedContextField = InternalCompletionContext.class.getDeclaredField("extendedContext");
+            extendedContextField = InternalCompletionContext.class.getDeclaredField("extendedContext"); //$NON-NLS-1$
             extendedContextField.setAccessible(true);
-            assistScopeField = InternalExtendedCompletionContext.class.getDeclaredField("assistScope");
+            assistScopeField = InternalExtendedCompletionContext.class.getDeclaredField("assistScope"); //$NON-NLS-1$
             assistScopeField.setAccessible(true);
         } catch (final Exception e) {
             throw new IllegalStateException(e);
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/TypeBindingAnalyzer.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/TypeBindingAnalyzer.java
index ec6970f..889c0a3 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/TypeBindingAnalyzer.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/TypeBindingAnalyzer.java
@@ -159,7 +159,7 @@ public final class TypeBindingAnalyzer {
 
     private static String createMethodKey(final MethodBinding method) {
         final String signature = String.valueOf(method.signature());
-        final String signatureWithoutReturnType = StringUtils.substringBeforeLast(signature, ")");
+        final String signatureWithoutReturnType = StringUtils.substringBeforeLast(signature, ")"); //$NON-NLS-1$
         return new StringBuilder().append(method.readableName()).append(signatureWithoutReturnType).toString();
     }
 
@@ -219,7 +219,7 @@ public final class TypeBindingAnalyzer {
                 bindings.add(Optional.of(scope.getType(type.getClassName().toCharArray())));
             }
         } else {
-            RecommendersUtilsPlugin.logWarning("Can't handle %s as parent of completion location.", parent.getClass());
+            RecommendersUtilsPlugin.logWarning("Can't handle %s as parent of completion location.", parent.getClass()); //$NON-NLS-1$
         }
         return bindings;
     }
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferenceInitializer.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferenceInitializer.java
index bc0ba66..328eb2c 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferenceInitializer.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferenceInitializer.java
@@ -23,8 +23,8 @@ public final class ChainPreferenceInitializer extends AbstractPreferenceInitiali
         store.setDefault(ChainPreferencePage.ID_MIN_DEPTH, 2);
         store.setDefault(ChainPreferencePage.ID_MAX_DEPTH, 4);
         store.setDefault(ChainPreferencePage.ID_TIMEOUT, 3);
-        store.setDefault(ChainPreferencePage.ID_IGNORE_TYPES, "java.lang.Object"
-                + ChainPreferencePage.IGNORE_TYPES_SEPARATOR + "java.lang.Class"
-                + ChainPreferencePage.IGNORE_TYPES_SEPARATOR + "java.lang.String");
+        store.setDefault(ChainPreferencePage.ID_IGNORE_TYPES, "java.lang.Object" //$NON-NLS-1$
+                + ChainPreferencePage.IGNORE_TYPES_SEPARATOR + "java.lang.Class" //$NON-NLS-1$
+                + ChainPreferencePage.IGNORE_TYPES_SEPARATOR + "java.lang.String"); //$NON-NLS-1$
     }
 }
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferencePage.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferencePage.java
index 8cb1ab2..d5f367b 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferencePage.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/ChainPreferencePage.java
@@ -7,6 +7,7 @@
  *
  * Contributors:
  *    Stefan Henß - initial API and implementation.
+ *    Olav Lenz - externalize Strings.
  */
 package org.eclipse.recommenders.internal.completion.rcp.chain.ui;
 
@@ -20,9 +21,10 @@ import org.eclipse.jface.dialogs.ProgressMonitorDialog;
 import org.eclipse.jface.layout.GridDataFactory;
 import org.eclipse.jface.preference.IntegerFieldEditor;
 import org.eclipse.jface.preference.ListEditor;
+import org.eclipse.recommenders.completion.rcp.chain.l10n.Messages;
 import org.eclipse.recommenders.internal.completion.rcp.chain.ChainCompletionPlugin;
 import org.eclipse.recommenders.utils.Throws;
-import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.SWT;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.ui.IWorkbench;
@@ -34,30 +36,29 @@ import com.google.common.base.Joiner;
 public class ChainPreferencePage extends org.eclipse.jface.preference.FieldEditorPreferencePage implements
         IWorkbenchPreferencePage {
 
-    public static final String ID_MAX_CHAINS = "recommenders.chain.max_chains";
-    public static final String ID_MIN_DEPTH = "recommenders.chain.min_chain_length";
-    public static final String ID_MAX_DEPTH = "recommenders.chain.max_chain_length";
-    public static final String ID_TIMEOUT = "recommenders.chain.timeout";
-    public static final String ID_IGNORE_TYPES = "recommenders.chain.ignore_types";
+    public static final String ID_MAX_CHAINS = "recommenders.chain.max_chains"; //$NON-NLS-1$
+    public static final String ID_MIN_DEPTH = "recommenders.chain.min_chain_length"; //$NON-NLS-1$
+    public static final String ID_MAX_DEPTH = "recommenders.chain.max_chain_length"; //$NON-NLS-1$
+    public static final String ID_TIMEOUT = "recommenders.chain.timeout"; //$NON-NLS-1$
+    public static final String ID_IGNORE_TYPES = "recommenders.chain.ignore_types"; //$NON-NLS-1$
     public static final char IGNORE_TYPES_SEPARATOR = '|';
 
     public ChainPreferencePage() {
         super(GRID);
         setPreferenceStore(ChainCompletionPlugin.getDefault().getPreferenceStore());
-        setDescription("Call chains offer ways to obtain objects of the requested type by calling multiple methods in a row. "
-                + "Since those chains can become long and time-consuming to search, the following options allow to limit the proposals.");
+        setDescription(Messages.PREFPAGE_DESCRIPTION);
     }
 
     @Override
     protected void createFieldEditors() {
-        addField(ID_MAX_CHAINS, "Maximum number of chains:", 1, 99);
-        addField(ID_MIN_DEPTH, "Minimum chain depth:", 1, 10);
-        addField(ID_MAX_DEPTH, "Maximum chain depth:", 1, 10);
-        addField(ID_TIMEOUT, "Chain search timeout (sec):", 1, 99);
-
-        addField(new IgnoredTypesEditor("Object types to ignore:", getFieldEditorParent()));
-        addText("Ignored object types will not have chain proposals displayed for.");
-        addText("Also, no chains through methods from ignored types will be found.");
+        addField(ID_MAX_CHAINS, Messages.PREFPAGE_MAX_CHAINS, 1, 99);
+        addField(ID_MIN_DEPTH, Messages.PREFPAGE_MIN_CHAIN_DEPTH, 1, 10);
+        addField(ID_MAX_DEPTH, Messages.PREFPAGE_MAX_CHAIN_DEPTH, 1, 10);
+        addField(ID_TIMEOUT, Messages.PREFPAGE_SEARCH_TIMEOUT, 1, 99);
+
+        addField(new IgnoredTypesEditor(Messages.PREFPAGE_IGNORED_OBJECT_TYPES, getFieldEditorParent()));
+
+        addText(Messages.PREFPAGE_IGNORE_CONSEQUENCES);
     }
 
     private void addField(final String name, final String labeltext, final int min, final int max) {
@@ -67,10 +68,9 @@ public class ChainPreferencePage extends org.eclipse.jface.preference.FieldEdito
     }
 
     private void addText(final String text) {
-        final Label label = new Label(getFieldEditorParent(), NONE);
+        final Label label = new Label(getFieldEditorParent(), SWT.WRAP);
         label.setText(text);
-        final GridData layoutData = GridDataFactory.fillDefaults().span(2, 1).create();
-        label.setLayoutData(layoutData);
+        label.setLayoutData(GridDataFactory.fillDefaults().span(2, 1).create());
     }
 
     @Override
@@ -92,7 +92,7 @@ public class ChainPreferencePage extends org.eclipse.jface.preference.FieldEdito
         protected String[] parseString(final String stringList) {
             getUpButton().setVisible(false);
             getDownButton().setVisible(false);
-            return stringList.split("\\" + IGNORE_TYPES_SEPARATOR);
+            return stringList.split("\\" + IGNORE_TYPES_SEPARATOR); //$NON-NLS-1$
         }
 
         @Override
diff --git a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/CompletionKeyShortcutHandler.java b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/CompletionKeyShortcutHandler.java
index 2807d91..75e8133 100644
--- a/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/CompletionKeyShortcutHandler.java
+++ b/plugins/org.eclipse.recommenders.completion.rcp.chain/src/org/eclipse/recommenders/internal/completion/rcp/chain/ui/CompletionKeyShortcutHandler.java
@@ -30,7 +30,7 @@ import com.google.common.base.Optional;
  */
 @SuppressWarnings("restriction")
 public final class CompletionKeyShortcutHandler extends AbstractHandler {
-    private static final String CHAIN_COMPLETION_CATEGORY = "org.eclipse.recommenders.completion.rcp.chain.category";
+    private static final String CHAIN_COMPLETION_CATEGORY = "org.eclipse.recommenders.completion.rcp.chain.category"; //$NON-NLS-1$
     private final CompletionProposalComputerRegistry registry = CompletionProposalComputerRegistry.getDefault();
     private final SpecificContentAssistExecutor executor = new SpecificContentAssistExecutor(registry);
 
@@ -45,7 +45,7 @@ public final class CompletionKeyShortcutHandler extends AbstractHandler {
                 return;
             }
         }
-        Throws.throwIllegalStateException("Chain proposal engine category '%s' no found. Report this as bug.",
+        Throws.throwIllegalStateException("Chain proposal engine category '%s' no found. Report this as bug.", //$NON-NLS-1$
                 CHAIN_COMPLETION_CATEGORY);
     }