package com.xmlcalabash.runtime;
import com.xmlcalabash.io.DocumentSequence;
import com.xmlcalabash.io.ReadablePipe;
import com.xmlcalabash.io.WritablePipe;
import com.xmlcalabash.io.Pipe;
import com.xmlcalabash.core.XProcRuntime;
import com.xmlcalabash.core.XProcException;
import com.xmlcalabash.model.Input;
import net.sf.saxon.s9api.XdmNode;
import java.util.Vector;
/**
* Created by IntelliJ IDEA.
* User: ndw
* Date: Oct 7, 2008
* Time: 7:38:44 AM
* To change this template use File | Settings | File Templates.
*/
public class XInput {
private XProcRuntime runtime = null;
private String port = null;
private XdmNode node = null;
private boolean sequenceOk = false;
private boolean isParameters = false;
private Vector<ReadablePipe> readers = null;
private WritablePipe writer = null;
private DocumentSequence documents = null;
public XInput(XProcRuntime runtime, Input input) {
this.runtime = runtime;
node = input.getNode();
port = input.getPort();
sequenceOk = input.getSequence();
isParameters = input.getParameterInput();
readers = new Vector<ReadablePipe> ();
}
public String getPort() {
return port;
}
public XdmNode getNode() {
return node;
}
public ReadablePipe getReader() {
if (documents == null) {
documents = new DocumentSequence(runtime);
}
ReadablePipe pipe = new Pipe(runtime, documents);
pipe.canReadSequence(sequenceOk);
readers.add(pipe);
return pipe;
}
public WritablePipe getWriter() {
if (writer != null) {
throw new XProcException(node, "Attempt to create two writers for the same input.");
}
if (documents == null) {
documents = new DocumentSequence(runtime);
}
writer = new Pipe(runtime, documents);
return writer;
}
public boolean getSequence() {
return sequenceOk;
}
public boolean getParameters() {
return isParameters;
}
}