diff options
Diffstat (limited to 'bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/cleanup/AbstractStructuredCleanupProcessor.java')
| -rw-r--r-- | bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/cleanup/AbstractStructuredCleanupProcessor.java | 486 |
1 files changed, 0 insertions, 486 deletions
diff --git a/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/cleanup/AbstractStructuredCleanupProcessor.java b/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/cleanup/AbstractStructuredCleanupProcessor.java deleted file mode 100644 index 7efb85499f..0000000000 --- a/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/cleanup/AbstractStructuredCleanupProcessor.java +++ /dev/null @@ -1,486 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 2007 IBM 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: - * IBM Corporation - initial API and implementation - * Jens Lukowski/Innoopract - initial renaming/restructuring - * - *******************************************************************************/ -package org.eclipse.wst.sse.core.internal.cleanup; - -import java.io.ByteArrayInputStream; -import java.io.FileInputStream; -import java.io.IOException; -import java.io.InputStream; -import java.io.OutputStream; -import java.util.Map; -import java.util.Vector; - -import org.eclipse.core.resources.IFile; -import org.eclipse.core.runtime.CoreException; -import org.eclipse.jface.text.BadLocationException; -import org.eclipse.jface.text.DocumentRewriteSession; -import org.eclipse.jface.text.DocumentRewriteSessionType; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jface.text.IDocumentExtension4; -import org.eclipse.jface.text.IRegion; -import org.eclipse.jface.text.TextUtilities; -import org.eclipse.wst.sse.core.StructuredModelManager; -import org.eclipse.wst.sse.core.internal.Logger; -import org.eclipse.wst.sse.core.internal.encoding.CommonEncodingPreferenceNames; -import org.eclipse.wst.sse.core.internal.format.IStructuredFormatProcessor; -import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; -import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument; -import org.w3c.dom.Attr; -import org.w3c.dom.Node; - - -public abstract class AbstractStructuredCleanupProcessor implements IStructuredCleanupProcessor { - public boolean refreshCleanupPreferences = true; // special flag for JUnit - - // tests to skip refresh - // of cleanup preferences - // when it's set to false - - public String cleanupContent(String input) throws IOException, CoreException { - IStructuredModel structuredModel = null; - InputStream inputStream = null; - try { - // setup structuredModel - inputStream = new ByteArrayInputStream(input.getBytes("UTF8")); //$NON-NLS-1$ - String id = inputStream.toString() + getContentType(); - structuredModel = StructuredModelManager.getModelManager().getModelForRead(id, inputStream, null); - - // cleanup - cleanupModel(structuredModel, 0, structuredModel.getStructuredDocument().getLength()); - - // return output - return structuredModel.getStructuredDocument().get(); - } finally { - ensureClosed(null, inputStream); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromRead(); - } - } - - public String cleanupContent(String input, int start, int length) throws IOException, CoreException { - IStructuredModel structuredModel = null; - InputStream inputStream = null; - try { - // setup structuredModel - inputStream = new ByteArrayInputStream(input.getBytes("UTF8")); //$NON-NLS-1$ - String id = inputStream.toString() + getContentType(); - structuredModel = StructuredModelManager.getModelManager().getModelForRead(id, inputStream, null); - - // cleanup - cleanupModel(structuredModel, start, length); - - // return output - return structuredModel.getStructuredDocument().get(); - } finally { - ensureClosed(null, inputStream); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromRead(); - } - } - - public void cleanupDocument(IDocument document) throws IOException, CoreException { - if (document == null) - return; - - IStructuredModel structuredModel = null; - // OutputStream outputStream = null; - try { - // setup structuredModel - // Note: We are getting model for edit. Will save model if model - // changed. - structuredModel = StructuredModelManager.getModelManager().getExistingModelForEdit(document); - - // cleanup - cleanupModel(structuredModel); - - // save model if needed - if (!structuredModel.isSharedForEdit() && structuredModel.isSaveNeeded()) - structuredModel.save(); - } finally { - // ensureClosed(outputStream, null); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromEdit(); - } - } - - public void cleanupDocument(IDocument document, int start, int length) throws IOException, CoreException { - if (document == null) - return; - - if (start >= 0 && length >= 0 && start + length <= document.getLength()) { - IStructuredModel structuredModel = null; - // OutputStream outputStream = null; - try { - // setup structuredModel - // Note: We are getting model for edit. Will save model if - // model changed. - structuredModel = StructuredModelManager.getModelManager().getExistingModelForEdit(document); - - // cleanup - cleanupModel(structuredModel, start, length); - - // save model if needed - if (!structuredModel.isSharedForEdit() && structuredModel.isSaveNeeded()) - structuredModel.save(); - } finally { - // ensureClosed(outputStream, null); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromEdit(); - } - } - } - - public void cleanupFile(IFile file) throws IOException, CoreException { - IStructuredModel structuredModel = null; - // OutputStream outputStream = null; - try { - // setup structuredModel - structuredModel = StructuredModelManager.getModelManager().getModelForRead(file); - - // cleanup - cleanupModel(structuredModel, 0, structuredModel.getStructuredDocument().getLength()); - - // save output to file - // outputStream = new - // FileOutputStream(file.getLocation().toString()); - structuredModel.save(file); - } finally { - // ensureClosed(outputStream, null); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromRead(); - } - } - - public void cleanupFile(IFile file, int start, int length) throws IOException, CoreException { - IStructuredModel structuredModel = null; - // OutputStream outputStream = null; - try { - // setup structuredModel - structuredModel = StructuredModelManager.getModelManager().getModelForRead(file); - - // cleanup - cleanupModel(structuredModel, start, length); - - // save output to file - // outputStream = new - // FileOutputStream(file.getLocation().toString()); - structuredModel.save(file); - } finally { - // ensureClosed(outputStream, null); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromRead(); - } - } - - public void cleanupFileName(String fileName) throws IOException, CoreException { - IStructuredModel structuredModel = null; - InputStream inputStream = null; - // OutputStream outputStream = null; - try { - // setup structuredModel - inputStream = new FileInputStream(fileName); - structuredModel = StructuredModelManager.getModelManager().getModelForRead(fileName, inputStream, null); - - // cleanup - cleanupModel(structuredModel, 0, structuredModel.getStructuredDocument().getLength()); - - // save output to file - // outputStream = new FileOutputStream(fileName); - structuredModel.save(); - } finally { - // ensureClosed(outputStream, inputStream); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromRead(); - } - } - - public void cleanupFileName(String fileName, int start, int length) throws IOException, CoreException { - IStructuredModel structuredModel = null; - InputStream inputStream = null; - // OutputStream outputStream = null; - try { - // setup structuredModel - inputStream = new FileInputStream(fileName); - structuredModel = StructuredModelManager.getModelManager().getModelForRead(fileName, inputStream, null); - - // cleanup - cleanupModel(structuredModel, start, length); - - // save output to file - // outputStream = new FileOutputStream(fileName); - structuredModel.save(); - } finally { - // ensureClosed(outputStream, inputStream); - // release from model manager - if (structuredModel != null) - structuredModel.releaseFromRead(); - } - } - - public void cleanupModel(IStructuredModel structuredModel) { - - int start = 0; - int length = structuredModel.getStructuredDocument().getLength(); - cleanupModel(structuredModel, start, length); - } - - public void cleanupModel(IStructuredModel structuredModel, int start, int length) { - - if (structuredModel != null) { - if ((start >= 0) && (length <= structuredModel.getStructuredDocument().getLength())) { - Vector activeNodes = getActiveNodes(structuredModel, start, length); - if (activeNodes.size() > 0) { - Node firstNode = (Node) activeNodes.firstElement(); - Node lastNode = (Node) activeNodes.lastElement(); - boolean done = false; - Node eachNode = firstNode; - Node nextNode = null; - - // https://bugs.eclipse.org/bugs/show_bug.cgi?id=123621 - // if doing any sort of cleanup, set up rewrite session/modelchanged - IDocumentExtension4 docExt4 = null; - if (structuredModel.getStructuredDocument() instanceof IDocumentExtension4) { - docExt4 = (IDocumentExtension4) structuredModel.getStructuredDocument(); - } - DocumentRewriteSession rewriteSession = null; - - try { - // whenever formatting model, fire - // abouttochange/modelchanged - structuredModel.aboutToChangeModel(); - rewriteSession = (docExt4 == null || docExt4.getActiveRewriteSession() != null) ? null : docExt4.startRewriteSession(DocumentRewriteSessionType.UNRESTRICTED); - - while (!done) { - // update "done" - done = (eachNode == lastNode); - - // get next sibling before cleanup because eachNode - // may - // be deleted, - // for example when it's an empty text node - nextNode = eachNode.getNextSibling(); - - // cleanup selected node(s) - cleanupNode(eachNode); - - // update each node - if (nextNode != null && nextNode.getParentNode() == null) - // nextNode is deleted during cleanup - eachNode = eachNode.getNextSibling(); - else - eachNode = nextNode; - - // This should not be needed, but just in case - // something went wrong with with eachNode. - // We don't want an infinite loop here. - if (eachNode == null) - done = true; - } - - // format source - if (getFormatSourcePreference(structuredModel)) { - // format the document - IStructuredFormatProcessor formatProcessor = getFormatProcessor(); - formatProcessor.formatModel(structuredModel); - } - - // convert EOL codes - if (getConvertEOLCodesPreference(structuredModel)) { - IDocument document = structuredModel.getStructuredDocument(); - String endOfLineCode = getEOLCodePreference(structuredModel); - String endOfLineCodeString = null; - if (endOfLineCode.compareTo(CommonEncodingPreferenceNames.LF) == 0) - endOfLineCodeString = CommonEncodingPreferenceNames.STRING_LF; - else if (endOfLineCode.compareTo(CommonEncodingPreferenceNames.CR) == 0) - endOfLineCodeString = CommonEncodingPreferenceNames.STRING_CR; - else if (endOfLineCode.compareTo(CommonEncodingPreferenceNames.CRLF) == 0) - endOfLineCodeString = CommonEncodingPreferenceNames.STRING_CRLF; - if (endOfLineCodeString != null) { - convertLineDelimiters(document, endOfLineCodeString); - // DMW: 8/24/2002 setting line delimiter in - // document allows - // subsequent editing to insert the same line - // delimiter. - if (document instanceof IStructuredDocument) { - ((IStructuredDocument) document).setLineDelimiter(endOfLineCodeString); - } - structuredModel.setDirtyState(true); - } - } - } - finally { - // we need two finally's, just in case first fails - try { - if ((docExt4 != null) && (rewriteSession != null)) - docExt4.stopRewriteSession(rewriteSession); - } - finally { - // always make sure to fire changedmodel when done - structuredModel.changedModel(); - } - } - } - } - } - } - - public void cleanupNode(Node node) { - if (node != null) { - Node cleanupNode = node; - - // cleanup the owner node if it's an attribute node - if (cleanupNode.getNodeType() == Node.ATTRIBUTE_NODE) - cleanupNode = ((Attr) cleanupNode).getOwnerElement(); - - // refresh cleanup preferences before getting cleanup handler - if (refreshCleanupPreferences) - refreshCleanupPreferences(); - - // get cleanup handler - IStructuredCleanupHandler cleanupHandler = getCleanupHandler(cleanupNode); - if (cleanupHandler != null) { - // cleanup each node - cleanupHandler.cleanup(cleanupNode); - } - } - } - - protected void convertLineDelimiters(IDocument document, String newDelimiter) { - final int lineCount = document.getNumberOfLines(); - Map partitioners = TextUtilities.removeDocumentPartitioners(document); - try { - for (int i = 0; i < lineCount; i++) { - final String delimiter = document.getLineDelimiter(i); - if (delimiter != null && delimiter.length() > 0 && !delimiter.equals(newDelimiter)) { - IRegion region = document.getLineInformation(i); - document.replace(region.getOffset() + region.getLength(), delimiter.length(), newDelimiter); - } - } - } catch (BadLocationException e) { - Logger.logException(e); - } finally { - TextUtilities.addDocumentPartitioners(document, partitioners); - } - } - - protected void ensureClosed(OutputStream outputStream, InputStream inputStream) { - try { - if (inputStream != null) { - inputStream.close(); - } - } catch (IOException e) { - Logger.logException(e); // hopeless - } - try { - if (outputStream != null) { - outputStream.close(); - } - } catch (IOException e) { - Logger.logException(e); // hopeless - } - } - - protected Vector getActiveNodes(IStructuredModel structuredModel, int startNodeOffset, int length) { - Vector activeNodes = new Vector(); - - if (structuredModel != null) { - Node startNode = (Node) structuredModel.getIndexedRegion(startNodeOffset); - Node endNode = (Node) structuredModel.getIndexedRegion(startNodeOffset + length); - - // make sure it's an non-empty document - if (startNode != null) { - while (isSiblingOf(startNode, endNode) == false) { - if (endNode != null) - endNode = endNode.getParentNode(); - if (endNode == null) { - startNode = startNode.getParentNode(); - endNode = (Node) structuredModel.getIndexedRegion(startNodeOffset + length); - } - } - - while (startNode != endNode) { - activeNodes.addElement(startNode); - startNode = startNode.getNextSibling(); - } - if (startNode != null) - activeNodes.addElement(startNode); - } - } - - return activeNodes; - } - - abstract protected IStructuredCleanupHandler getCleanupHandler(Node node); - - abstract protected String getContentType(); - - protected boolean getConvertEOLCodesPreference(IStructuredModel structuredModel) { - - boolean convertEOLCodes = true; - IStructuredCleanupHandler cleanupHandler = getCleanupHandler((Node) structuredModel.getIndexedRegion(0)); - if (cleanupHandler != null) { - IStructuredCleanupPreferences cleanupPreferences = cleanupHandler.getCleanupPreferences(); - convertEOLCodes = cleanupPreferences.getConvertEOLCodes(); - } - return convertEOLCodes; - } - - protected String getEOLCodePreference(IStructuredModel structuredModel) { - - String eolCode = System.getProperty("line.separator"); //$NON-NLS-1$ - - IStructuredCleanupHandler cleanupHandler = getCleanupHandler((Node) structuredModel.getIndexedRegion(0)); - if (cleanupHandler != null) { - IStructuredCleanupPreferences cleanupPreferences = cleanupHandler.getCleanupPreferences(); - eolCode = cleanupPreferences.getEOLCode(); - } - return eolCode; - } - - abstract protected IStructuredFormatProcessor getFormatProcessor(); - - protected boolean getFormatSourcePreference(IStructuredModel structuredModel) { - - boolean formatSource = true; - IStructuredCleanupHandler cleanupHandler = getCleanupHandler((Node) structuredModel.getIndexedRegion(0)); - if (cleanupHandler != null) { - IStructuredCleanupPreferences cleanupPreferences = cleanupHandler.getCleanupPreferences(); - formatSource = cleanupPreferences.getFormatSource(); - } - return formatSource; - } - - protected boolean isSiblingOf(Node node, Node endNode) { - if (endNode == null) { - return true; - } else { - Node siblingNode = node; - while (siblingNode != null) { - if (siblingNode == endNode) - return true; - else - siblingNode = siblingNode.getNextSibling(); - } - return false; - } - } - - abstract protected void refreshCleanupPreferences(); -} |