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Bug 337701: Fixed, FileContentHelper doesn't close streams

Browse source 
https://bugs.eclipse.org/bugs/show_bug.cgi?id=337701
This commit is contained in:
Emanuel Graf 2011-02-21 12:11:07 +00:00
parent 4cff141597
commit 8d45a913ca
2 changed files with 23 additions and 26 deletions
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8
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/rewrite/util/FileContentHelper.java
View file

@ -1,5 +1,5 @@
/******************************************************************************* /*******************************************************************************
* Copyright (c) 2008 Institute for Software, HSR Hochschule fuer Technik * Copyright (c) 2008, 2011 Institute for Software, HSR Hochschule fuer Technik
* Rapperswil, University of applied sciences and others * Rapperswil, University of applied sciences and others
* All rights reserved. This program and the accompanying materials * All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0 * are made available under the terms of the Eclipse Public License v1.0
@ -33,7 +33,9 @@ public class FileContentHelper {
InputStreamReader reader = getReaderForFile(file); InputStreamReader reader = getReaderForFile(file);
skip(start, reader); skip(start, reader);
return readRest(reader); final String rest = readRest(reader);
reader.close();
return rest;
} }
@ -45,7 +47,7 @@ public class FileContentHelper {
skip(start, r); skip(start, r);
read(length, r, bytes); read(length, r, bytes);
r.close();
return new String(bytes); return new String(bytes);
} catch (IOException e) { } catch (IOException e) {
CCorePlugin.log(e); CCorePlugin.log(e);

23
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/rewrite/util/FileHelper.java
View file

@ -1,5 +1,5 @@
/******************************************************************************* /*******************************************************************************
* Copyright (c) 2008, 2009 Institute for Software, HSR Hochschule fuer Technik * Copyright (c) 2008, 2011 Institute for Software, HSR Hochschule fuer Technik
* Rapperswil, University of applied sciences and others * Rapperswil, University of applied sciences and others
* All rights reserved. This program and the accompanying materials * All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0 * are made available under the terms of the Eclipse Public License v1.0
@ -10,11 +10,9 @@
* Institute for Software - initial API and implementation * Institute for Software - initial API and implementation
*******************************************************************************/ *******************************************************************************/
package org.eclipse.cdt.internal.core.dom.rewrite.util; package org.eclipse.cdt.internal.core.dom.rewrite.util;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream;
import org.eclipse.cdt.core.dom.ast.IASTFileLocation; import org.eclipse.cdt.core.dom.ast.IASTFileLocation;
import org.eclipse.cdt.core.dom.ast.IASTNode; import org.eclipse.cdt.core.dom.ast.IASTNode;
@ -46,34 +44,31 @@ public class FileHelper {
isEquals &= loc1.getFileName().equals(loc2.getFileName()); isEquals &= loc1.getFileName().equals(loc2.getFileName());
isEquals &= loc1.getNodeOffset() >= loc2.getNodeOffset(); isEquals &= loc1.getNodeOffset() >= loc2.getNodeOffset();
isEquals &= loc1.getNodeOffset()+loc1.getNodeLength() <= loc2.getNodeOffset() + loc2.getNodeLength(); isEquals &= loc1.getNodeOffset() + loc1.getNodeLength() <= loc2.getNodeOffset()
+ loc2.getNodeLength();
return isEquals; return isEquals;
} }
public static String determineLineDelimiter(IFile file) { public static String determineLineDelimiter(IFile file) {
StringBuilder fileContent = new StringBuilder(); String fileContent = ""; //$NON-NLS-1$
try { try {
InputStream fis = file.getContents(); fileContent = FileContentHelper.getContent(file, 0);
byte[] buffer = new byte[1024];
int read;
while ((read = fis.read(buffer)) >= 0)
fileContent.append(new String(buffer, 0, read));
} catch (CoreException e) { } catch (CoreException e) {
} catch (IOException e) { } catch (IOException e) {
} catch (NullPointerException e){
} }
IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(); IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject();
IScopeContext[] scopeContext; IScopeContext[] scopeContext;
if (project != null) { if (project != null) {
scopeContext = new IScopeContext[] { new ProjectScope(project) }; scopeContext = new IScopeContext[] { new ProjectScope(project) };
} } else {
else{
scopeContext = new IScopeContext[] { new InstanceScope() }; scopeContext = new IScopeContext[] { new InstanceScope() };
} }
String platformDefaultLineDelimiter = System.getProperty("line.separator", DEFAULT_LINE_DELIMITTER); //$NON-NLS-1$ String platformDefaultLineDelimiter = System.getProperty("line.separator", DEFAULT_LINE_DELIMITTER); //$NON-NLS-1$
String defaultLineDelimiter = Platform.getPreferencesService().getString(Platform.PI_RUNTIME, Platform.PREF_LINE_SEPARATOR, platformDefaultLineDelimiter, scopeContext); String defaultLineDelimiter = Platform.getPreferencesService().getString(Platform.PI_RUNTIME,
Platform.PREF_LINE_SEPARATOR, platformDefaultLineDelimiter, scopeContext);
return TextUtilities.determineLineDelimiter(fileContent.toString(), defaultLineDelimiter); return TextUtilities.determineLineDelimiter(fileContent.toString(), defaultLineDelimiter);
} }
} }