private boolean isEqual(ProcessingInstruction e1, ProcessingInstruction e2) {
String t1 = e1.getTarget();
String t2 = e2.getTarget();
if (!Util.isEqual(t1, t2)) return false;
t1 = e1.getData();
t2 = e2.getData();
return Util.isEqual(t1, t2);
}
void serialize(OutputContext c) throws XProcException {
boolean bRead = false;
if (select == null || select.isEmpty()) {
// If this input is the default input and its parent is the same, then dont add
// an xread
if (!step && !c.isDerivedInput(this)) {
c.addPreamble("xread " + getPortVariable());
bRead = true;
}
} else {
c.addPreamble("xpath " + XProcUtil.quote(select.xpath) + " >{" + getPortVariable() + "}");
bRead = true;
}
if (!Util.isEqual(port, "source")) c.addPreamble("<(" + port + ")");
bindings.serialize(c);
c.addPreambleLine("");
// if(! bindings.hasInputs() )
if (bRead) c.addBody(" <{" + getPortVariable() + "}");
}
private boolean isEqual(String s1, String s2) {
// Compare strings considering null and "" equal
return Util.isEqual(s1, s2);
}