package org.jbpm.compiler.xml;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.util.List;
import javax.xml.parsers.SAXParser;
import org.drools.definition.process.Process;
import org.drools.xml.ExtensibleXmlParser;
import org.drools.xml.SemanticModules;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
public class XmlProcessReader {
private ExtensibleXmlParser parser;
private List<Process> processes;
public XmlProcessReader(final SemanticModules modules, ClassLoader classLoader) {
this( modules, classLoader, null );
}
public XmlProcessReader(final SemanticModules modules, ClassLoader classLoader, final SAXParser parser) {
if ( parser == null ) {
this.parser = new ExtensibleXmlParser();
} else {
this.parser = new ExtensibleXmlParser( parser );
}
this.parser.setSemanticModules( modules );
this.parser.setData( new ProcessBuildData() );
this.parser.setClassLoader( classLoader );
}
/**
* Read a <code>Process</code> from a <code>Reader</code>.
*
* @param reader
* The reader containing the rule-set.
*
* @return The rule-set.
*/
public List<Process> read(final Reader reader) throws SAXException,
IOException {
this.processes = ((ProcessBuildData) this.parser.read( reader )).getProcesses();
return this.processes;
}
/**
* Read a <code>Process</code> from an <code>InputStream</code>.
*
* @param inputStream
* The input-stream containing the rule-set.
*
* @return The rule-set.
*/
public List<Process> read(final InputStream inputStream) throws SAXException,
IOException {
this.processes = ((ProcessBuildData) this.parser.read( inputStream )).getProcesses();
return this.processes;
}
/**
* Read a <code>Process</code> from an <code>InputSource</code>.
*
* @param in
* The rule-set input-source.
*
* @return The rule-set.
*/
public List<Process> read(final InputSource in) throws SAXException,
IOException {
this.processes = ((ProcessBuildData)this.parser.read( in )).getProcesses();
return this.processes;
}
void setProcesses(final List<Process> processes) {
this.processes = processes;
}
public List<Process> getProcess() {
return this.processes;
}
}