use of org.mule.mvel2.CompileException in project mvel by mvel.
the class CoreConfidenceTests method testStrictTypingCompilation.
public void testStrictTypingCompilation() {
// OptimizerFactory.setDefaultOptimizer(OptimizerFactory.DYNAMIC);
ParserContext ctx = new ParserContext();
ctx.setStrictTypeEnforcement(true);
ExpressionCompiler compiler = new ExpressionCompiler("a.foo;\nb.foo;\n x = 5", ctx);
try {
compiler.compile();
} catch (CompileException e) {
e.printStackTrace();
return;
}
assertTrue(false);
// OptimizerFactory.setDefaultOptimizer(OptimizerFactory.DYNAMIC);
}
use of org.mule.mvel2.CompileException in project mvel by mvel.
the class ReflectiveAccessorOptimizer method compileGetChain.
private Accessor compileGetChain() {
Object curr = ctx;
cursor = start;
try {
if (!MVEL.COMPILER_OPT_ALLOW_OVERRIDE_ALL_PROPHANDLING) {
while (cursor < end) {
switch(nextSubToken()) {
case BEAN:
curr = getBeanProperty(curr, capture());
break;
case METH:
curr = getMethod(curr, capture());
break;
case COL:
curr = getCollectionProperty(curr, capture());
break;
case WITH:
curr = getWithProperty(curr);
break;
case DONE:
break;
}
first = false;
if (curr != null)
returnType = curr.getClass();
if (cursor < end) {
if (nullSafe) {
int os = expr[cursor] == '.' ? 1 : 0;
addAccessorNode(new NullSafe(expr, cursor + os, length - cursor - os, pCtx));
if (curr == null)
break;
}
if (curr == null)
throw new NullPointerException();
}
staticAccess = false;
}
} else {
while (cursor < end) {
switch(nextSubToken()) {
case BEAN:
curr = getBeanPropertyAO(curr, capture());
break;
case METH:
curr = getMethod(curr, capture());
break;
case COL:
curr = getCollectionPropertyAO(curr, capture());
break;
case WITH:
curr = getWithProperty(curr);
break;
case DONE:
break;
}
first = false;
if (curr != null)
returnType = curr.getClass();
if (cursor < end) {
if (nullSafe) {
int os = expr[cursor] == '.' ? 1 : 0;
addAccessorNode(new NullSafe(expr, cursor + os, length - cursor - os, pCtx));
if (curr == null)
break;
}
if (curr == null)
throw new NullPointerException();
}
staticAccess = false;
}
}
val = curr;
return rootNode;
} catch (InvocationTargetException e) {
if (MVEL.INVOKED_METHOD_EXCEPTIONS_BUBBLE) {
if (e.getTargetException() instanceof RuntimeException) {
throw (RuntimeException) e.getTargetException();
} else {
throw new RuntimeException(e);
}
}
throw new PropertyAccessException(new String(expr, start, length) + ": " + e.getTargetException().getMessage(), this.expr, this.st, e, pCtx);
} catch (IllegalAccessException e) {
throw new PropertyAccessException(new String(expr, start, length) + ": " + e.getMessage(), this.expr, this.st, e, pCtx);
} catch (IndexOutOfBoundsException e) {
throw new PropertyAccessException(new String(expr, start, length) + ": array index out of bounds.", this.expr, this.st, e, pCtx);
} catch (CompileException e) {
throw e;
} catch (NullPointerException e) {
throw new PropertyAccessException("null pointer: " + new String(expr, start, length), this.expr, this.st, e, pCtx);
} catch (Exception e) {
e.printStackTrace();
throw new CompileException(e.getMessage(), this.expr, st, e);
}
}
use of org.mule.mvel2.CompileException in project mvel by mvel.
the class TemplateCompiler method compileFrom.
public Node compileFrom(Node root, ExecutionStack stack) {
line = 1;
Node n = root;
if (root == null) {
n = root = new TextNode(0, 0);
}
IfNode last;
Integer opcode;
String name;
int x;
try {
while (cursor < length) {
switch(template[cursor]) {
case '\n':
line++;
colStart = cursor + 1;
break;
case '@':
case '$':
if (isNext(template[cursor])) {
start = ++cursor;
(n = markTextNode(n)).setEnd(n.getEnd() + 1);
start = lastTextRangeEnding = ++cursor;
continue;
}
if ((x = captureOrbToken()) != -1) {
start = x;
switch((opcode = OPCODES.get(name = new String(capture()))) == null ? 0 : opcode) {
case Opcodes.IF:
/**
* Capture any residual text node, and push the if statement on the nesting stack.
*/
stack.push(n = markTextNode(n).next = codeCache ? new CompiledIfNode(start, name, template, captureOrbInternal(), start, parserContext) : new IfNode(start, name, template, captureOrbInternal(), start));
n.setTerminus(new TerminalNode());
break;
case Opcodes.ELSE:
if (!stack.isEmpty() && stack.peek() instanceof IfNode) {
markTextNode(n).next = (last = (IfNode) stack.pop()).getTerminus();
last.demarcate(last.getTerminus(), template);
last.next = n = codeCache ? new CompiledIfNode(start, name, template, captureOrbInternal(), start, parserContext) : new IfNode(start, name, template, captureOrbInternal(), start);
n.setTerminus(last.getTerminus());
stack.push(n);
}
break;
case Opcodes.FOREACH:
stack.push(n = markTextNode(n).next = codeCache ? new CompiledForEachNode(start, name, template, captureOrbInternal(), start, parserContext) : new ForEachNode(start, name, template, captureOrbInternal(), start));
n.setTerminus(new TerminalNode());
break;
case Opcodes.INCLUDE_FILE:
n = markTextNode(n).next = codeCache ? new CompiledIncludeNode(start, name, template, captureOrbInternal(), start = cursor + 1, parserContext) : new IncludeNode(start, name, template, captureOrbInternal(), start = cursor + 1);
break;
case Opcodes.INCLUDE_NAMED:
n = markTextNode(n).next = codeCache ? new CompiledNamedIncludeNode(start, name, template, captureOrbInternal(), start = cursor + 1, parserContext) : new NamedIncludeNode(start, name, template, captureOrbInternal(), start = cursor + 1);
break;
case Opcodes.CODE:
n = markTextNode(n).next = codeCache ? new CompiledCodeNode(start, name, template, captureOrbInternal(), start = cursor + 1, parserContext) : new CodeNode(start, name, template, captureOrbInternal(), start = cursor + 1);
break;
case Opcodes.EVAL:
n = markTextNode(n).next = codeCache ? new CompiledEvalNode(start, name, template, captureOrbInternal(), start = cursor + 1, parserContext) : new EvalNode(start, name, template, captureOrbInternal(), start = cursor + 1);
break;
case Opcodes.COMMENT:
n = markTextNode(n).next = new CommentNode(start, name, template, captureOrbInternal(), start = cursor + 1);
break;
case Opcodes.DECLARE:
stack.push(n = markTextNode(n).next = codeCache ? new CompiledDeclareNode(start, name, template, captureOrbInternal(), start = cursor + 1, parserContext) : new DeclareNode(start, name, template, captureOrbInternal(), start = cursor + 1));
n.setTerminus(new TerminalNode());
break;
case Opcodes.END:
n = markTextNode(n);
Node end = (Node) stack.pop();
Node terminal = end.getTerminus();
terminal.setCStart(captureOrbInternal());
terminal.setEnd((lastTextRangeEnding = start) - 1);
terminal.calculateContents(template);
if (end.demarcate(terminal, template))
n = n.next = terminal;
else
n = terminal;
break;
default:
if (name.length() == 0) {
n = markTextNode(n).next = codeCache ? new CompiledExpressionNode(start, name, template, captureOrbInternal(), start = cursor + 1, parserContext) : new ExpressionNode(start, name, template, captureOrbInternal(), start = cursor + 1);
} else if (customNodes != null && customNodes.containsKey(name)) {
Class<? extends Node> customNode = customNodes.get(name);
try {
(n = markTextNode(n).next = (customNode.newInstance())).setBegin(start);
n.setName(name);
n.setCStart(captureOrbInternal());
n.setCEnd(start = cursor + 1);
n.setEnd(n.getCEnd());
n.setContents(subset(template, n.getCStart(), n.getCEnd() - n.getCStart() - 1));
if (n.isOpenNode()) {
stack.push(n);
}
} catch (InstantiationException e) {
throw new RuntimeException("unable to instantiate custom node class: " + customNode.getName());
} catch (IllegalAccessException e) {
throw new RuntimeException("unable to instantiate custom node class: " + customNode.getName());
}
} else {
throw new RuntimeException("unknown token type: " + name);
}
}
}
break;
}
cursor++;
}
} catch (RuntimeException e) {
CompileException ce = new CompileException(e.getMessage(), template, cursor, e);
ce.setExpr(template);
if (e instanceof CompileException) {
CompileException ce2 = (CompileException) e;
if (ce2.getCursor() != -1) {
ce.setCursor(ce2.getCursor());
if (ce2.getColumn() == -1)
ce.setColumn(ce.getCursor() - colStart);
else
ce.setColumn(ce2.getColumn());
}
}
ce.setLineNumber(line);
throw ce;
}
if (!stack.isEmpty()) {
CompileException ce = new CompileException("unclosed @" + ((Node) stack.peek()).getName() + "{} block. expected @end{}", template, cursor);
ce.setColumn(cursor - colStart);
ce.setLineNumber(line);
throw ce;
}
if (start < template.length) {
n = n.next = new TextNode(start, template.length);
}
n.next = new EndNode();
n = root;
do {
if (n.getLength() != 0) {
break;
}
} while ((n = n.getNext()) != null);
if (n != null && n.getLength() == template.length - 1) {
if (n instanceof ExpressionNode) {
return codeCache ? new CompiledTerminalExpressionNode(n, parserContext) : new TerminalExpressionNode(n);
} else {
return n;
}
}
return root;
}
use of org.mule.mvel2.CompileException in project mvel by mvel.
the class TemplateCompiler method captureOrbInternal.
private int captureOrbInternal() {
try {
ParserContext pCtx = new ParserContext();
cursor = balancedCaptureWithLineAccounting(template, start = cursor, length, '{', pCtx);
line += pCtx.getLineCount();
int ret = start + 1;
start = cursor + 1;
return ret;
} catch (CompileException e) {
e.setLineNumber(line);
e.setColumn((cursor - colStart) + 1);
throw e;
}
}
use of org.mule.mvel2.CompileException in project mvel by mvel.
the class FunctionParser method parse.
public Function parse() {
int start = cursor;
int startCond = 0;
int endCond = 0;
int blockStart;
int blockEnd;
int end = cursor + length;
cursor = ParseTools.captureToNextTokenJunction(expr, cursor, end, pCtx);
if (expr[cursor = ParseTools.nextNonBlank(expr, cursor)] == '(') {
/**
* If we discover an opening bracket after the function name, we check to see
* if this function accepts parameters.
*/
endCond = cursor = balancedCaptureWithLineAccounting(expr, startCond = cursor, end, '(', pCtx);
startCond++;
cursor++;
cursor = ParseTools.skipWhitespace(expr, cursor);
if (cursor >= end) {
throw new CompileException("incomplete statement", expr, cursor);
} else if (expr[cursor] == '{') {
blockEnd = cursor = balancedCaptureWithLineAccounting(expr, blockStart = cursor, end, '{', pCtx);
} else {
blockStart = cursor - 1;
cursor = ParseTools.captureToEOS(expr, cursor, end, pCtx);
blockEnd = cursor;
}
} else {
/**
* This function has not parameters.
*/
if (expr[cursor] == '{') {
/**
* This function is bracketed. We capture the entire range in the brackets.
*/
blockEnd = cursor = balancedCaptureWithLineAccounting(expr, blockStart = cursor, end, '{', pCtx);
} else {
/**
* This is a single statement function declaration. We only capture the statement.
*/
blockStart = cursor - 1;
cursor = ParseTools.captureToEOS(expr, cursor, end, pCtx);
blockEnd = cursor;
}
}
/**
* Trim any whitespace from the captured block range.
*/
blockStart = ParseTools.trimRight(expr, blockStart + 1);
blockEnd = ParseTools.trimLeft(expr, start, blockEnd);
cursor++;
/**
* Check if the function is manually terminated.
*/
if (splitAccumulator != null && ParseTools.isStatementNotManuallyTerminated(expr, cursor)) {
/**
* Add an EndOfStatement to the split accumulator in the parser.
*/
splitAccumulator.add(new EndOfStatement(pCtx));
}
/**
* Produce the funciton node.
*/
return new Function(name, expr, startCond, endCond - startCond, blockStart, blockEnd - blockStart, fields, pCtx);
}
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