private void setScriptingVars()

in src/main/java/org/apache/sling/scripting/jsp/jasper/compiler/ScriptingVariabler.java [76:141]
58 lines of code
19 McCabe index (conditional complexity)

	private void setScriptingVars(Node.CustomTag n, int scope)
	        throws JasperException {

	    TagVariableInfo[] tagVarInfos = n.getTagVariableInfos();
	    VariableInfo[] varInfos = n.getVariableInfos();
	    if (tagVarInfos.length == 0 && varInfos.length == 0) {
		return;
	    }

	    Vector vec = new Vector();

	    Integer ownRange = null;
	    if (scope == VariableInfo.AT_BEGIN
		    || scope == VariableInfo.AT_END) {
		Node.CustomTag parent = n.getCustomTagParent();
		if (parent == null)
		    ownRange = MAX_SCOPE;
		else
		    ownRange = parent.getNumCount();
	    } else {
		// NESTED
		ownRange = n.getNumCount();
	    }

	    if (varInfos.length > 0) {
		for (int i=0; i<varInfos.length; i++) {
		    if (varInfos[i].getScope() != scope
			    || !varInfos[i].getDeclare()) {
			continue;
		    }
		    String varName = varInfos[i].getVarName();
		    
		    Integer currentRange = (Integer) scriptVars.get(varName);
		    if (currentRange == null
			    || ownRange.compareTo(currentRange) > 0) {
			scriptVars.put(varName, ownRange);
			vec.add(varInfos[i]);
		    }
		}
	    } else {
		for (int i=0; i<tagVarInfos.length; i++) {
		    if (tagVarInfos[i].getScope() != scope
			    || !tagVarInfos[i].getDeclare()) {
			continue;
		    }
		    String varName = tagVarInfos[i].getNameGiven();
		    if (varName == null) {
			varName = n.getTagData().getAttributeString(
		                        tagVarInfos[i].getNameFromAttribute());
			if (varName == null) {
			    err.jspError(n, "jsp.error.scripting.variable.missing_name",
					 tagVarInfos[i].getNameFromAttribute());
			}
		    }

		    Integer currentRange = (Integer) scriptVars.get(varName);
		    if (currentRange == null
			    || ownRange.compareTo(currentRange) > 0) {
			scriptVars.put(varName, ownRange);
			vec.add(tagVarInfos[i]);
		    }
		}
	    }

	    n.setScriptingVars(vec, scope);
	}