com.sun.xml.fastinfoset.tools.TransformInputOutput Maven / Gradle / Ivy
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package com.sun.xml.fastinfoset.tools;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import com.sun.xml.fastinfoset.CommonResourceBundle;
import java.net.URI;
import java.net.URISyntaxException;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
public abstract class TransformInputOutput {
/** Creates a new instance of TransformInputOutput */
public TransformInputOutput() {
}
public void parse(String[] args) throws Exception {
InputStream in = null;
OutputStream out = null;
if (args.length == 0) {
in = new BufferedInputStream(System.in);
out = new BufferedOutputStream(System.out);
} else if (args.length == 1) {
in = new BufferedInputStream(new FileInputStream(args[0]));
out = new BufferedOutputStream(System.out);
} else if (args.length == 2) {
in = new BufferedInputStream(new FileInputStream(args[0]));
out = new BufferedOutputStream(new FileOutputStream(args[1]));
} else {
throw new IllegalArgumentException(CommonResourceBundle.getInstance().getString("message.optinalFileNotSpecified"));
}
parse(in, out);
}
abstract public void parse(InputStream in, OutputStream out) throws Exception;
// parse alternative with current working directory parameter
// is used to process xml documents, which have external imported entities
public void parse(InputStream in, OutputStream out, String workingDirectory) throws Exception {
throw new UnsupportedOperationException();
}
private static URI currentJavaWorkingDirectory;
static {
currentJavaWorkingDirectory = new File(System.getProperty("user.dir")).toURI();
}
protected static EntityResolver createRelativePathResolver(final String workingDirectory) {
return new EntityResolver() {
public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
if (systemId != null && systemId.startsWith("file:/")) {
URI workingDirectoryURI = new File(workingDirectory).toURI();
URI workingFile;
try {
// Construction new File(new URI(String)).toURI() is used to be sure URI has correct representation without redundant '/'
workingFile = convertToNewWorkingDirectory(currentJavaWorkingDirectory, workingDirectoryURI, new File(new URI(systemId)).toURI());
return new InputSource(workingFile.toString());
} catch (URISyntaxException ex) {
//Should not get here
}
}
return null;
}
};
}
private static URI convertToNewWorkingDirectory(URI oldwd, URI newwd, URI file) throws IOException, URISyntaxException {
String oldwdStr = oldwd.toString();
String newwdStr = newwd.toString();
String fileStr = file.toString();
String cmpStr = null;
// In simpliest case /file.xml - do it faster
if (fileStr.startsWith(oldwdStr) && (cmpStr = fileStr.substring(oldwdStr.length())).indexOf('/') == -1) {
return new URI(newwdStr + '/' + cmpStr);
}
String[] oldwdSplit = oldwdStr.split("/");
String[] newwdSplit = newwdStr.split("/");
String[] fileSplit = fileStr.split("/");
int diff;
for (diff = 0; diff < oldwdSplit.length && diff < fileSplit.length; diff++) {
if (!oldwdSplit[diff].equals(fileSplit[diff])) {
break;
}
}
int diffNew;
for(diffNew=0; diffNew diff) {
return file;
}
int elemsToSub = oldwdSplit.length - diff;
StringBuffer resultStr = new StringBuffer(100);
for(int i=0; i
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