libhover: Target Java 8.

Use lambdas where feasible.

Change-Id: If6d571f7d5667b3b1e9c7f1bbf4debd12eb2fb56
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
Reviewed-on: https://git.eclipse.org/r/62173
Tested-by: Hudson CI

11 files changed, 21 insertions, 39 deletions

diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.classpath b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.classpath
index 098194ca4b..eca7bdba8f 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.classpath
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.settings/org.eclipse.jdt.core.prefs b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.settings/org.eclipse.jdt.core.prefs
index 3a76e2b650..89258f1dd4 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.settings/org.eclipse.jdt.core.prefs
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/.settings/org.eclipse.jdt.core.prefs
@@ -6,9 +6,9 @@ org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annota
 org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.compliance=1.8
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -96,4 +96,4 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=warning
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
-org.eclipse.jdt.core.compiler.source=1.7
+org.eclipse.jdt.core.compiler.source=1.8
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/META-INF/MANIFEST.MF b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/META-INF/MANIFEST.MF
index 80fa4f4bfb..f74dcc7074 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/META-INF/MANIFEST.MF
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/META-INF/MANIFEST.MF
@@ -14,5 +14,5 @@ Require-Bundle: org.eclipse.ui,
  org.cyberneko.html;bundle-version="1.9.14",
  org.apache.xerces;bundle-version="2.9.0"
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: JavaSE-1.7
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Bundle-Vendor: %provider
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/DevHelpToc.java b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/DevHelpToc.java
index 6c94273f24..c79768d439 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/DevHelpToc.java
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/DevHelpToc.java
@@ -12,7 +12,6 @@ package org.eclipse.linuxtools.internal.cdt.libhover.devhelp;
 
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Comparator;
 
 import org.eclipse.core.expressions.IEvaluationContext;
 import org.eclipse.core.filesystem.EFS;
@@ -60,14 +59,7 @@ public class DevHelpToc implements IToc {
             IFileSystem fs = EFS.getLocalFileSystem();
             IFileStore htmlDir = fs.getStore(devhelpLocation);
             IFileStore[] files = htmlDir.childStores(EFS.NONE, null);
-            Arrays.sort(files, new Comparator<IFileStore>() {
-
-                @Override
-                public int compare(IFileStore arg0, IFileStore arg1) {
-                    return (arg0.getName().compareToIgnoreCase(arg1.getName()));
-                }
-
-            });
+            Arrays.sort(files, (arg0, arg1) -> (arg0.getName().compareToIgnoreCase(arg1.getName())));
             for (IFileStore file: files) {
                 String name = file.fetchInfo().getName();
                 if (fs.getStore(
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/preferences/LibHoverPreferencePage.java b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/preferences/LibHoverPreferencePage.java
index d69ca539a8..cd401c6763 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/preferences/LibHoverPreferencePage.java
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.devhelp/src/org/eclipse/linuxtools/internal/cdt/libhover/devhelp/preferences/LibHoverPreferencePage.java
@@ -34,8 +34,6 @@ import org.eclipse.linuxtools.internal.cdt.libhover.LibHoverLibrary;
 import org.eclipse.linuxtools.internal.cdt.libhover.devhelp.DevHelpPlugin;
 import org.eclipse.linuxtools.internal.cdt.libhover.devhelp.ParseDevHelp;
 import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.DisposeEvent;
-import org.eclipse.swt.events.DisposeListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
@@ -128,13 +126,10 @@ public class LibHoverPreferencePage extends FieldEditorPreferencePage implements
         k.addJobChangeListener(new JobChangeAdapter() {
             @Override
             public void done(IJobChangeEvent event) {
-                Display.getDefault().syncExec(new Runnable() {
-                    @Override
-                    public void run() {
-                        if (generateButton != null)
-                            generateButton.setEnabled(true);
-                    }
-                });
+                Display.getDefault().syncExec(() -> {
+				    if (generateButton != null)
+				        generateButton.setEnabled(true);
+				});
             }
         });
         k.schedule();
@@ -152,12 +147,7 @@ public class LibHoverPreferencePage extends FieldEditorPreferencePage implements
                 regenerate();
             }
         });
-        generateButton.addDisposeListener(new DisposeListener() {
-            @Override
-            public void widgetDisposed(DisposeEvent event) {
-                generateButton = null;
-            }
-        });
+        generateButton.addDisposeListener(event -> generateButton = null);
         GridData gd = new GridData();
 
         gd.horizontalAlignment = GridData.FILL;
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.classpath b/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.classpath
index 098194ca4b..eca7bdba8f 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.classpath
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.settings/org.eclipse.jdt.core.prefs b/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.settings/org.eclipse.jdt.core.prefs
index 37db8e0cf9..7a2f00a40c 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.settings/org.eclipse.jdt.core.prefs
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/.settings/org.eclipse.jdt.core.prefs
@@ -6,8 +6,8 @@ org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annota
 org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
-org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.compliance=1.8
 org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
 org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
@@ -92,4 +92,4 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=warning
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
-org.eclipse.jdt.core.compiler.source=1.7
+org.eclipse.jdt.core.compiler.source=1.8
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/META-INF/MANIFEST.MF b/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/META-INF/MANIFEST.MF
index c083339044..cec8b49b79 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/META-INF/MANIFEST.MF
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover.libstdcxx/META-INF/MANIFEST.MF
@@ -9,4 +9,4 @@ Require-Bundle: org.eclipse.linuxtools.cdt.libhover.library.docs;bundle-version=
  org.eclipse.linuxtools.cdt.libhover;bundle-version="1.0.1",
  org.eclipse.core.filesystem;bundle-version="1.2.0",
  org.eclipse.core.runtime;bundle-version="3.4.0"
-Bundle-RequiredExecutionEnvironment: JavaSE-1.7
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover/.classpath b/libhover/org.eclipse.linuxtools.cdt.libhover/.classpath
index 098194ca4b..eca7bdba8f 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover/.classpath
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover/.settings/org.eclipse.jdt.core.prefs b/libhover/org.eclipse.linuxtools.cdt.libhover/.settings/org.eclipse.jdt.core.prefs
index 35f2cf0756..a5ca9f0c6e 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover/.settings/org.eclipse.jdt.core.prefs
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover/.settings/org.eclipse.jdt.core.prefs
@@ -6,8 +6,8 @@ org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annota
 org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
-org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.compliance=1.8
 org.eclipse.jdt.core.compiler.doc.comment.support=enabled
 org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
@@ -106,4 +106,4 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
-org.eclipse.jdt.core.compiler.source=1.7
+org.eclipse.jdt.core.compiler.source=1.8
diff --git a/libhover/org.eclipse.linuxtools.cdt.libhover/META-INF/MANIFEST.MF b/libhover/org.eclipse.linuxtools.cdt.libhover/META-INF/MANIFEST.MF
index cc90faf15f..1798961fbb 100644
--- a/libhover/org.eclipse.linuxtools.cdt.libhover/META-INF/MANIFEST.MF
+++ b/libhover/org.eclipse.linuxtools.cdt.libhover/META-INF/MANIFEST.MF
@@ -14,7 +14,7 @@ Require-Bundle: org.eclipse.ui,
  org.eclipse.core.filesystem;bundle-version="1.2.0",
  org.eclipse.cdt.core;bundle-version="5.0.0",
  org.eclipse.jface.text;bundle-version="3.4.1"
-Bundle-RequiredExecutionEnvironment: JavaSE-1.7
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Export-Package: org.eclipse.linuxtools.cdt.libhover,
  org.eclipse.linuxtools.internal.cdt.libhover;x-friends:="org.eclipse.linuxtools.cdt.libhover.devhelp,org.eclipse.linuxtools.cdt.libhover.devhelp.tests",
  org.eclipse.linuxtools.internal.cdt.libhover.preferences;x-friends:="org.eclipse.linuxtools.cdt.libhover.devhelp.tests"