4 a.m.
Author: DartPeng
Date: 2009-04-24 05:00:34 -0400 (Fri, 24 Apr 2009)
New Revision: 14881
Added:
trunk/smooks/plugins/org.jboss.tools.smooks.ui/src/org/jboss/tools/smooks/configuration/editors/SmooksConfigfileContentDescriber.java
Removed:
trunk/smooks/plugins/org.jboss.tools.smooks.ui/src/org/milyn/
Modified:
trunk/smooks/plugins/org.jboss.tools.smooks.ui/plugin.xml
Log:
JBIDE-4231
Add a describer for smooks config file type
Modified: trunk/smooks/plugins/org.jboss.tools.smooks.ui/plugin.xml
===================================================================
--- trunk/smooks/plugins/org.jboss.tools.smooks.ui/plugin.xml 2009-04-24 08:59:47 UTC (rev
14880)
+++ trunk/smooks/plugins/org.jboss.tools.smooks.ui/plugin.xml 2009-04-24 09:00:34 UTC (rev
14881)
@@ -5,12 +5,14 @@
<extension
point="org.eclipse.ui.editors">
<editor
- name="Smooks Configuration Editor"
- extensions="xml"
+
class="org.jboss.tools.smooks.configuration.editors.SmooksMultiFormEditor"
+
contributorClass="org.jboss.tools.smooks.configuration.editors.SmooksActionBarContributor"
icon="icons/smooks-sm.gif"
-
contributorClass="org.jboss.tools.smooks.configuration.editors.SmooksActionBarContributor"
-
class="org.jboss.tools.smooks.configuration.editors.SmooksMultiFormEditor"
-
id="org.jboss.tools.smooks.configuration.editors.MultiPageEditor">
+ id="org.jboss.tools.smooks.configuration.editors.MultiPageEditor"
+ name="Smooks Configuration Editor">
+ <contentTypeBinding
+
contentTypeId="org.jboss.tools.smooks.ui.smooks.contentType">
+ </contentTypeBinding>
</editor>
</extension>
<extension
@@ -32,6 +34,7 @@
point="org.eclipse.core.contenttype.contentTypes">
<content-type
base-type="org.eclipse.core.runtime.xml"
+
describer="org.jboss.tools.smooks.configuration.editors.SmooksConfigfileContentDescriber"
file-extensions="xml"
id="org.jboss.tools.smooks.ui.smooks.contentType"
name="Smooks Configuration File"
Added:
trunk/smooks/plugins/org.jboss.tools.smooks.ui/src/org/jboss/tools/smooks/configuration/editors/SmooksConfigfileContentDescriber.java
===================================================================
---
trunk/smooks/plugins/org.jboss.tools.smooks.ui/src/org/jboss/tools/smooks/configuration/editors/SmooksConfigfileContentDescriber.java
(rev 0)
+++
trunk/smooks/plugins/org.jboss.tools.smooks.ui/src/org/jboss/tools/smooks/configuration/editors/SmooksConfigfileContentDescriber.java 2009-04-24
09:00:34 UTC (rev 14881)
@@ -0,0 +1,353 @@
+/*******************************************************************************
+ * Copyright (c) 2009 Red Hat, Inc.
+ * Distributed under license by Red Hat, Inc. All rights reserved.
+ * This program is 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:
+ * Red Hat, Inc. - initial API and implementation
+ ******************************************************************************/
+package org.jboss.tools.smooks.configuration.editors;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.Reader;
+import java.io.StringReader;
+
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.IExecutableExtension;
+import org.eclipse.core.runtime.QualifiedName;
+import org.eclipse.core.runtime.content.IContentDescription;
+import org.eclipse.core.runtime.content.ITextContentDescriber;
+import org.jboss.tools.smooks.model.calc.CalcPackage;
+import org.jboss.tools.smooks.model.csv.CsvPackage;
+import org.jboss.tools.smooks.model.datasource.DatasourcePackage;
+import org.jboss.tools.smooks.model.edi.EdiPackage;
+import org.jboss.tools.smooks.model.fileRouting.FileRoutingPackage;
+import org.jboss.tools.smooks.model.freemarker.FreemarkerPackage;
+import org.jboss.tools.smooks.model.groovy.GroovyPackage;
+import org.jboss.tools.smooks.model.iorouting.IoroutingPackage;
+import org.jboss.tools.smooks.model.javabean.JavabeanPackage;
+import org.jboss.tools.smooks.model.jmsrouting.JmsroutingPackage;
+import org.jboss.tools.smooks.model.json.JsonPackage;
+import org.jboss.tools.smooks.model.medi.MEdiPackage;
+import org.jboss.tools.smooks.model.xsl.XslPackage;
+import org.jboss.tools.smooks10.model.smooks.SmooksPackage;
+import org.xml.sax.Attributes;
+import org.xml.sax.InputSource;
+import org.xml.sax.SAXException;
+import org.xml.sax.SAXNotRecognizedException;
+import org.xml.sax.SAXNotSupportedException;
+import org.xml.sax.XMLReader;
+import org.xml.sax.helpers.DefaultHandler;
+
+/**
+ * @author Dart (dpeng(a)redhat.com) note : Many codes comes from
+ * org.eclipse.core.internal.content.XMLConentDescriber
+ */
+public class SmooksConfigfileContentDescriber implements ITextContentDescriber,
IExecutableExtension {
+
+ private static final QualifiedName[] SUPPORTED_OPTIONS = new QualifiedName[] {
IContentDescription.CHARSET,
+ IContentDescription.BYTE_ORDER_MARK };
+
+ private static final String ENCODING = "encoding="; //$NON-NLS-1$
+
+ private static final String XML_PREFIX = "<?xml "; //$NON-NLS-1$
+
+ /**
+ *
+ */
+ public SmooksConfigfileContentDescriber() {
+ // TODO Auto-generated constructor stub
+ }
+
+ public void setInitializationData(IConfigurationElement config, String propertyName,
Object data)
+ throws CoreException {
+
+ }
+
+ public int describeXMLFile(InputStream input, IContentDescription description) throws
IOException {
+ byte[] bom = getByteOrderMark(input);
+ String xmlDeclEncoding = "UTF-8"; //$NON-NLS-1$
+ input.reset();
+ if (bom != null) {
+ if (bom == IContentDescription.BOM_UTF_16BE)
+ xmlDeclEncoding = "UTF-16BE"; //$NON-NLS-1$
+ else if (bom == IContentDescription.BOM_UTF_16LE)
+ xmlDeclEncoding = "UTF-16LE"; //$NON-NLS-1$
+ // skip BOM to make comparison simpler
+ input.skip(bom.length);
+ // set the BOM in the description if requested
+ if (description != null &&
description.isRequested(IContentDescription.BYTE_ORDER_MARK))
+ description.setProperty(IContentDescription.BYTE_ORDER_MARK, bom);
+ }
+ byte[] xmlPrefixBytes = XML_PREFIX.getBytes(xmlDeclEncoding);
+ byte[] prefix = new byte[xmlPrefixBytes.length];
+ if (input.read(prefix) < prefix.length)
+ // there is not enough info to say anything
+ return INDETERMINATE;
+ for (int i = 0; i < prefix.length; i++)
+ if (prefix[i] != xmlPrefixBytes[i])
+ // we don't have a XMLDecl... there is not enough info to say
+ // anything
+ return INDETERMINATE;
+ if (description == null)
+ return VALID;
+ // describe charset if requested
+ if (description.isRequested(IContentDescription.CHARSET)) {
+ String fullXMLDecl = readFullXMLDecl(input, xmlDeclEncoding);
+ if (fullXMLDecl != null) {
+ String charset = getCharset(fullXMLDecl);
+ if (charset != null && !"UTF-8".equalsIgnoreCase(charset))
//$NON-NLS-1$
+ // only set property if value is not default (avoid using a
+ // non-default content description)
+ description.setProperty(IContentDescription.CHARSET, getCharset(fullXMLDecl));
+ }
+ }
+ return VALID;
+ }
+
+ public int describeXMLType(Reader input, IContentDescription description) throws
IOException {
+ BufferedReader reader = new BufferedReader(input);
+ String line = reader.readLine();
+ // end of stream
+ if (line == null)
+ return INDETERMINATE;
+ // XMLDecl should be the first string (no blanks allowed)
+ if (!line.startsWith(XML_PREFIX))
+ return INDETERMINATE;
+ if (description == null)
+ return VALID;
+ // describe charset if requested
+ if ((description.isRequested(IContentDescription.CHARSET)))
+ description.setProperty(IContentDescription.CHARSET, getCharset(line));
+ return VALID;
+ }
+
+ public int describe(InputStream input, IContentDescription description) throws
IOException {
+ if (this.describeXMLFile(input, description) == INVALID) {
+ return INVALID;
+ }
+ input.reset();
+ return checkCriteria(new InputSource(input));
+ }
+
+ private String readFullXMLDecl(InputStream input, String unicodeEncoding) throws
IOException {
+ byte[] xmlDecl = new byte[100];
+ int c = 0;
+ // looks for XMLDecl ending char (?)
+ int read = 0;
+ while (read < xmlDecl.length && (c = input.read()) != -1 && c !=
'?')
+ xmlDecl[read++] = (byte) c;
+ return c == '?' ? new String(xmlDecl, 0, read, unicodeEncoding) : null;
+ }
+
+ public int describe(Reader input, IContentDescription description) throws IOException {
+ if (this.describeXMLType(input, description) == INVALID) {
+ return INVALID;
+ }
+ input.reset();
+ return checkCriteria(new InputSource(input));
+ }
+
+ /**
+ * To check the namespaces of the file
+ * @param contents
+ * @return
+ * @throws IOException
+ */
+ private int checkCriteria(InputSource contents) throws IOException {
+ SmooksConfigFileHandle handle = new SmooksConfigFileHandle();
+ try {
+ if (!handle.parseContents(contents)) {
+ return INDETERMINATE;
+ }
+ } catch (ParserConfigurationException e) {
+ return INDETERMINATE;
+ }
+ if(handle.isSmooksConfigFile()){
+ return VALID;
+ }
+ return INDETERMINATE;
+ }
+
+ private String getCharset(String firstLine) {
+ int encodingPos = firstLine.indexOf(ENCODING);
+ if (encodingPos == -1)
+ return null;
+ char quoteChar = '"';
+ int firstQuote = firstLine.indexOf(quoteChar, encodingPos);
+ if (firstQuote == -1) {
+ quoteChar = '\'';
+ firstQuote = firstLine.indexOf(quoteChar, encodingPos);
+ }
+ if (firstQuote == -1 || firstLine.length() == firstQuote - 1)
+ return null;
+ int secondQuote = firstLine.indexOf(quoteChar, firstQuote + 1);
+ if (secondQuote == -1)
+ return null;
+ return firstLine.substring(firstQuote + 1, secondQuote);
+ }
+
+ public QualifiedName[] getSupportedOptions() {
+ return SUPPORTED_OPTIONS;
+ }
+
+ 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 class SmooksConfigFileHandle extends DefaultHandler {
+
+ private boolean isSmooksConfigFile = false;
+
+ // private static final String SMOOKS_RESOURCE_LIST =
"smooks-resource-list"; //$NON-NLS-1$
+
+ private String[] smooksSpportURI = null;
+
+ private SAXParserFactory fFactory;
+
+ public SmooksConfigFileHandle(){
+ super();
+ smooksSpportURI = new String[]{
+ SmooksPackage.eNS_URI,
+ org.jboss.tools.smooks.model.smooks.SmooksPackage.eNS_URI,
+ EdiPackage.eNS_URI,
+ XslPackage.eNS_URI,
+ FreemarkerPackage.eNS_URI,
+ GroovyPackage.eNS_URI,
+ MEdiPackage.eNS_URI,
+ CalcPackage.eNS_URI,
+ CsvPackage.eNS_URI,
+ DatasourcePackage.eNS_URI,
+ FileRoutingPackage.eNS_URI,
+ IoroutingPackage.eNS_URI,
+ JavabeanPackage.eNS_URI,
+ JmsroutingPackage.eNS_URI,
+ JsonPackage.eNS_URI,
+ };
+ }
+
+ private final SAXParser createParser(SAXParserFactory parserFactory) throws
ParserConfigurationException,
+ SAXException, SAXNotRecognizedException, SAXNotSupportedException {
+ // Initialize the parser.
+ final SAXParser parser = parserFactory.newSAXParser();
+ final XMLReader reader = parser.getXMLReader();
+ // disable DTD validation
+ try {
+ reader.setFeature("http://xml.org/sax/features/validation";, false);
//$NON-NLS-1$
+ reader.setFeature("http://apache.org/xml/features/nonvalidating/load...;,
false); //$NON-NLS-1$
+ } catch (SAXNotRecognizedException e) {
+ } catch (SAXNotSupportedException e) {
+ }
+ return parser;
+ }
+
+ private SAXParserFactory getFactory() {
+ synchronized (this) {
+ if (fFactory != null) {
+ return fFactory;
+ }
+ fFactory = SAXParserFactory.newInstance();
+ fFactory.setNamespaceAware(true);
+ }
+ return fFactory;
+ }
+
+ public boolean parseContents(InputSource contents) throws ParserConfigurationException,
IOException {
+ try {
+ fFactory = getFactory();
+ if (fFactory == null) {
+ return false;
+ }
+ final SAXParser parser = createParser(fFactory);
+ contents.setSystemId("/"); //$NON-NLS-1$
+ parser.parse(contents, this);
+ } catch (SAXException e) {
+ // stop parsing
+ }
+ return true;
+ }
+
+ /*
+ * Resolve external entity definitions to an empty string. This is to
+ * speed up processing of files with external DTDs. Not resolving the
+ * contents of the DTD is ok, as only the System ID of the DTD
+ * declaration is used.
+ *
+ * @see
+ * org.xml.sax.helpers.DefaultHandler#resolveEntity(java.lang.String,
+ * java.lang.String)
+ */
+ public InputSource resolveEntity(String publicId, String systemId) throws SAXException
{
+ return new InputSource(new StringReader("")); //$NON-NLS-1$
+ }
+
+ @Override
+ public void startPrefixMapping(String prefix, String uri) throws SAXException {
+ super.startPrefixMapping(prefix, uri);
+ if (containtSmooksURI(uri)) {
+ setSmooksConfigFile(true);
+ throw new SAXException("Stop parsing");
+ }
+ }
+
+ private boolean containtSmooksURI(String uri) {
+ for (int i = 0; i < smooksSpportURI.length; i++) {
+ if (uri != null) {
+ if (uri.trim().equalsIgnoreCase(smooksSpportURI[i])) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.xml.sax.ContentHandler#startElement(java.lang.String,
+ * java.lang.String, java.lang.String, org.xml.sax.Attributes)
+ */
+ public final void startElement(final String uri, final String elementName, final String
qualifiedName,
+ final Attributes attributes) throws SAXException {
+ if (isSmooksConfigFile()) {
+ throw new SAXException("Stop parsing");
+ }
+ if (containtSmooksURI(uri)) {
+ setSmooksConfigFile(true);
+ throw new SAXException("Stop parsing");
+ }
+ }
+
+ public boolean isSmooksConfigFile() {
+ return isSmooksConfigFile;
+ }
+
+ public void setSmooksConfigFile(boolean isSmooksConfigFile) {
+ this.isSmooksConfigFile = isSmooksConfigFile;
+ }
+ }
+}
Property changes on:
trunk/smooks/plugins/org.jboss.tools.smooks.ui/src/org/jboss/tools/smooks/configuration/editors/SmooksConfigfileContentDescriber.java
___________________________________________________________________
Name: svn:mime-type
+ text/plain