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/*******************************************************************************
* Copyright (c) 2007 Intel 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:
* Intel Corporation - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.managedbuilder.internal.dataprovider;
import java.io.File;
import org.eclipse.cdt.core.cdtvariables.CdtVariableException;
import org.eclipse.cdt.managedbuilder.core.ManagedBuilderCorePlugin;
import org.eclipse.cdt.utils.cdtvariables.SupplierBasedCdtVariableSubstitutor;
import org.eclipse.core.runtime.IPath;
class PathInfo {
private String fUnresolvedStr;
private IPath fResolvedPath;
private boolean fIsWorkspacePath;
private String fAbsoluteInfoStr;
private Boolean fIsAbsolute;
private SupplierBasedCdtVariableSubstitutor fSubstitutor;
private static final boolean IS_WINDOWS = File.separatorChar == '\\';
public PathInfo(String str, boolean isWspPath, SupplierBasedCdtVariableSubstitutor subst){
fUnresolvedStr = str;
fIsWorkspacePath = isWspPath;
fSubstitutor = subst;
}
public String getUnresolvedPath(){
return fUnresolvedStr;
}
public boolean isWorkspacePath(){
return fIsWorkspacePath;
}
public boolean isAbsolute(){
if(fIsAbsolute == null)
fIsAbsolute = Boolean.valueOf(checkIsAbsolute());
return fIsAbsolute.booleanValue();
}
private boolean checkIsAbsolute(){
// if(fIsWorkspacePath)
// return true;
if(fResolvedPath != null)
return fResolvedPath.isAbsolute();
if(fAbsoluteInfoStr != null){
return isAbsolute(fAbsoluteInfoStr, fSubstitutor, new String[1]);
}
String str[] = new String[1];
boolean isAbs = isAbsolute(fUnresolvedStr, fSubstitutor, str);
fAbsoluteInfoStr = str[0];
return isAbs;
}
private static boolean isAbsolute(String str, SupplierBasedCdtVariableSubstitutor subst, String[] out){
int length = str.length();
out[0] = str;
if(length == 0)
return false;
char c0 = str.charAt(0);
if(c0 == '/' || c0 == '\\')
return true;
if(length == 1)
return false;
char c1 = str.charAt(1);
if(IS_WINDOWS && c1 == ':')
return true;
if(length < 4)
return false;
if(c0 == '$' && c1 == '{'){
int indx = str.indexOf('}');
if(indx != -1){
String macroName = str.substring(2, indx);
if(macroName.length() != 0){
String resolvedMacro;
try {
resolvedMacro = subst.resolveToString(macroName);
} catch (CdtVariableException e) {
ManagedBuilderCorePlugin.log(e);
resolvedMacro = null;
e.printStackTrace();
}
String substr = str.substring(indx + 1);
String rStr = resolvedMacro == null || resolvedMacro.length() == 0 ?
substr : new StringBuffer().append(resolvedMacro).append(subst).toString();
return isAbsolute(rStr, subst, out);
}
}
}
return false;
}
public SupplierBasedCdtVariableSubstitutor getSubstitutor(){
return fSubstitutor;
}
}
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