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/*******************************************************************************
* Copyright (c) 2000, 2018 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.compiler.batch;
import java.io.File;
import java.io.IOException;
import org.eclipse.jdt.core.compiler.CharOperation;
import org.eclipse.jdt.internal.compiler.env.ICompilationUnit;
import org.eclipse.jdt.internal.compiler.lookup.LookupEnvironment;
import org.eclipse.jdt.internal.compiler.lookup.ModuleBinding;
import org.eclipse.jdt.internal.compiler.problem.AbortCompilationUnit;
import org.eclipse.jdt.internal.compiler.util.Util;
public class CompilationUnit implements ICompilationUnit {
public char[] contents;
public char[] fileName;
public char[] mainTypeName;
String encoding;
public String destinationPath;
public char[] module;
// a specific destination path for this compilation unit; coding is
// aligned with Main.destinationPath:
// == null: unspecified, use whatever value is set by the enclosing
// context, id est Main;
// == Main.NONE: absorbent element, do not output class files;
// else: use as the path of the directory into which class files must
// be written.
private boolean ignoreOptionalProblems;
private ModuleBinding moduleBinding;
public CompilationUnit(char[] contents, String fileName, String encoding) {
this(contents, fileName, encoding, null);
}
public CompilationUnit(char[] contents, String fileName, String encoding,
String destinationPath) {
this(contents, fileName, encoding, destinationPath, false, null);
}
public CompilationUnit(char[] contents, String fileName, String encoding,
String destinationPath, boolean ignoreOptionalProblems, String modName) {
this.contents = contents;
if (modName != null)
this.module = modName.toCharArray();
char[] fileNameCharArray = fileName.toCharArray();
switch(File.separatorChar) {
case '/' :
if (CharOperation.indexOf('\\', fileNameCharArray) != -1) {
CharOperation.replace(fileNameCharArray, '\\', '/');
}
break;
case '\\' :
if (CharOperation.indexOf('/', fileNameCharArray) != -1) {
CharOperation.replace(fileNameCharArray, '/', '\\');
}
}
this.fileName = fileNameCharArray;
int start = CharOperation.lastIndexOf(File.separatorChar, fileNameCharArray) + 1;
int end = CharOperation.lastIndexOf('.', fileNameCharArray);
if (end == -1) {
end = fileNameCharArray.length;
}
this.mainTypeName = CharOperation.subarray(fileNameCharArray, start, end);
this.encoding = encoding;
this.destinationPath = destinationPath;
this.ignoreOptionalProblems = ignoreOptionalProblems;
}
@Override
public char[] getContents() {
if (this.contents != null)
return this.contents; // answer the cached source
// otherwise retrieve it
try {
return Util.getFileCharContent(new File(new String(this.fileName)), this.encoding);
} catch (IOException e) {
this.contents = CharOperation.NO_CHAR; // assume no source if asked again
throw new AbortCompilationUnit(null, e, this.encoding);
}
}
/**
* @see org.eclipse.jdt.internal.compiler.env.IDependent#getFileName()
*/
@Override
public char[] getFileName() {
return this.fileName;
}
@Override
public char[] getMainTypeName() {
return this.mainTypeName;
}
@Override
public char[][] getPackageName() {
return null;
}
@Override
public boolean ignoreOptionalProblems() {
return this.ignoreOptionalProblems;
}
@Override
public String toString() {
return "CompilationUnit[" + new String(this.fileName) + "]"; //$NON-NLS-2$ //$NON-NLS-1$
}
@Override
public char[] getModuleName() {
return this.module;
}
@Override
public ModuleBinding module(LookupEnvironment rootEnvironment) {
if (this.moduleBinding != null)
return this.moduleBinding;
this.moduleBinding = rootEnvironment.getModule(this.module);
if (this.moduleBinding == null)
throw new IllegalStateException("Module should be known"); //$NON-NLS-1$
return this.moduleBinding;
}
@Override
public String getDestinationPath() {
return this.destinationPath;
}
}
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