diff options
Diffstat (limited to 'jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/internal/contenttype/XMLDocumentElementAttributeContentDescriber.java')
| -rw-r--r-- | jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/internal/contenttype/XMLDocumentElementAttributeContentDescriber.java | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/internal/contenttype/XMLDocumentElementAttributeContentDescriber.java b/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/internal/contenttype/XMLDocumentElementAttributeContentDescriber.java deleted file mode 100644 index cd38062b5..000000000 --- a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/internal/contenttype/XMLDocumentElementAttributeContentDescriber.java +++ /dev/null @@ -1,208 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2010 Oracle Corporation and others. - * 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: - * Oracle Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.jst.jsf.core.internal.contenttype; - -import java.io.IOException; -import java.io.InputStream; -import java.io.InputStreamReader; -import java.io.Reader; -import java.nio.charset.Charset; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Hashtable; -import java.util.List; -import java.util.regex.Pattern; - -import org.eclipse.core.runtime.CoreException; -import org.eclipse.core.runtime.IConfigurationElement; -import org.eclipse.core.runtime.IExecutableExtension; -import org.eclipse.core.runtime.IStatus; -import org.eclipse.core.runtime.QualifiedName; -import org.eclipse.core.runtime.Status; -import org.eclipse.core.runtime.content.IContentDescription; -import org.eclipse.core.runtime.content.ITextContentDescriber; -import org.eclipse.jst.jsf.core.internal.JSFCorePlugin; -import org.eclipse.wst.sse.core.utils.StringUtils; -import org.eclipse.wst.xml.core.internal.parser.XMLTokenizer; -import org.eclipse.wst.xml.core.internal.regions.DOMRegionContext; - -/** - * Matches the first tag of the content using attribute/value regex pairs. - * <br/> - * <br/> - * Example:<br/> - * <describer class="XMLDocumentElementAttributeContentDescriber"><br/> - * <parameter name="xmlns:ns1" value="http://example.com/ns1" /><br/> - * <parameter name="xmlns:.*" value="http://example.com/ns2" /><br/> - * </describer> - */ -public final class XMLDocumentElementAttributeContentDescriber - implements ITextContentDescriber, IExecutableExtension { - - private static class AttributeValuePatternPair { - Pattern attribute; - Pattern value; - - public AttributeValuePatternPair(Pattern attribute, Pattern value) { - super(); - this.attribute = attribute; - this.value = value; - } - - public String toString() { - return attribute + " : " + value; //$NON-NLS-1$ - } - } - - private static final String ATTRIBUTE_NAME = "name"; //$NON-NLS-1$ - private static final String ATTRIBUTE_VALUE = "value"; //$NON-NLS-1$ - - // TODO: support all of the options of the standard HTML content describer? - private final static QualifiedName[] SUPPORTED_OPTIONS = {IContentDescription.BYTE_ORDER_MARK}; - - /* - * Reads from from the stream. Note that the stream will not be repositioned when the method - * returns. Copied from org.eclipse.core.internal.content.Util - */ - private static byte[] getByteOrderMark(InputStream input) throws IOException { - int first = input.read(); - if (first == 0xEF) { - // look for the UTF-8 Byte Order Mark (BOM) - int second = input.read(); - int third = input.read(); - if (second == 0xBB && third == 0xBF) - return IContentDescription.BOM_UTF_8; - } - else if (first == 0xFE) { - // look for the UTF-16 BOM - if (input.read() == 0xFF) - return IContentDescription.BOM_UTF_16BE; - } - else if (first == 0xFF) { - if (input.read() == 0xFE) - return IContentDescription.BOM_UTF_16LE; - } - return null; - } - - private AttributeValuePatternPair[] fPairs = null; - - /** - * Create an instance. - */ - public XMLDocumentElementAttributeContentDescriber() { - super(); - } - - private int checkCriteria(Reader contents) throws IOException { - if (fPairs == null || fPairs.length == 0) - return INVALID; - - String attributeName = null; - String attributeValue = null; - - XMLTokenizer tokenizer = new XMLTokenizer(contents); - - String token = tokenizer.primGetNextToken(); - while (token != null && - !DOMRegionContext.XML_TAG_CLOSE.equals(token) && - !DOMRegionContext.XML_EMPTY_TAG_CLOSE.equals(token)) { - - if (DOMRegionContext.XML_TAG_ATTRIBUTE_NAME.equals(token)) { - attributeName = tokenizer.yytext(); - } - else if (DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE.equals(token)) { - attributeValue = StringUtils.strip(tokenizer.yytext()); - for (int i = 0; i < fPairs.length; i++) { - boolean nameMatched = fPairs[i].attribute.matcher(attributeName).matches(); - if(nameMatched) { - boolean valueMatched = fPairs[i].value.matcher(attributeValue).matches(); - if(valueMatched) { - return VALID; - } - } - } - } - token = tokenizer.primGetNextToken(); - } - return INVALID; - } - - public int describe(InputStream contents, IContentDescription description) throws IOException { - contents.reset(); - byte[] bom = getByteOrderMark(contents); - if (bom != null && description != null) - description.setProperty(IContentDescription.BYTE_ORDER_MARK, bom); - - Object value = - description != null ? description.getProperty(IContentDescription.CHARSET) : null; - String charsetName = null; - if (value != null) { - charsetName = value.toString(); - } - else { - if (Arrays.equals(IContentDescription.BOM_UTF_16BE, bom)) { - charsetName = "UTF-16BE"; //$NON-NLS-1$ - } - else if (Arrays.equals(IContentDescription.BOM_UTF_16LE, bom)) { - charsetName = "UTF-16LE"; //$NON-NLS-1$ - } - else { - charsetName = "UTF-8"; //$NON-NLS-1$ - } - } - contents.reset(); - // Check to see if we matched our criteria. - return checkCriteria(new InputStreamReader(contents, Charset.forName(charsetName))); - } - - public int describe(Reader contents, IContentDescription description) throws IOException { - contents.reset(); - // Check to see if we matched our criteria. - return checkCriteria(contents); - } - - public QualifiedName[] getSupportedOptions() { - return SUPPORTED_OPTIONS; - } - - @SuppressWarnings("unchecked") - public void setInitializationData( - final IConfigurationElement config, - final String propertyName, - final Object data) throws CoreException { - - if (data instanceof String) { - // TODO: why is this here? (imported verbatim from bug attachment) - } - else if (data instanceof Hashtable) { - IConfigurationElement describerElement = config.getChildren("describer")[0]; //$NON-NLS-1$ - IConfigurationElement[] params = describerElement.getChildren("parameter"); //$NON-NLS-1$ - List<AttributeValuePatternPair> pairs = new ArrayList<AttributeValuePatternPair>(); - for (int i = 0; i < params.length; i++) { - String rawName = params[i].getAttribute(ATTRIBUTE_NAME); - String rawValue = params[i].getAttribute(ATTRIBUTE_VALUE); - if (rawName == null || rawValue == null) - continue; - Pattern attributeName = Pattern.compile(rawName); - Pattern attributeValue = Pattern.compile(rawValue); - pairs.add(new AttributeValuePatternPair(attributeName, attributeValue)); - } - fPairs = pairs.toArray(new AttributeValuePatternPair[pairs.size()]); - } - - if (fPairs == null || fPairs.length == 0) { - throw new CoreException( - new Status(IStatus.ERROR, JSFCorePlugin.PLUGIN_ID, 0, - "Attributes not specified", null)); //$NON-NLS-1$ - } - } -}
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