Example usage for org.apache.commons.ognl Ognl getValue

Introduction

In this page you can find the example usage for org.apache.commons.ognl Ognl getValue.

Prototype

public static <T> T getValue(String expression, Object root, Class<T> resultType) throws OgnlException 

Source Link

Document

Convenience method that combines calls to parseExpression and getValue.

Usage

From source file:interactivespaces.expression.OgnlFilterExpression.java

@Override
public boolean accept(Object object) {
    try {/*from  w w w  .j  a va  2s  .  com*/
        Boolean value = Ognl.getValue(expression, context, object);
        return Boolean.TRUE.equals(value);
    } catch (OgnlException e) {
        throw new InteractiveSpacesException(String.format("Could not evaluate expression %s", expression), e);
    }
}

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From source file:io.smartspaces.expression.OgnlFilterExpression.java

@Override
public boolean accept(Object object) {
    try {/*from   www. j  a  v  a2  s.  com*/
        Boolean value = Ognl.getValue(expression, context, object);
        return Boolean.TRUE.equals(value);
    } catch (OgnlException e) {
        throw new SmartSpacesException(String.format("Could not evaluate expression %s", expression), e);
    }
}

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From source file:it.d4nguard.rgrpg.util.dynacast.DynaManipulator.java

/**
 * Evaluates the given OGNL expression tree to extract a value from the
 * given root object./*from w w  w  . j  a va  2s.  c  o m*/
 * 
 * @see Ognl#parseExpression(String)
 * @param exp
 *            the OGNL expression to be parsed
 * @param root
 *            the root object for the OGNL expression
 * @return
 * @throws DynaManipulatorException
 */
public static Object getValue(String exp, Object root) throws DynaManipulatorException {
    assert root != null;
    Object ret = root;
    try {
        Object expression = Ognl.parseExpression(exp);
        Map<String, Object> context = Ognl.createDefaultContext(root, null, new AdapterTypeConverter());
        ret = Ognl.getValue(expression, context, root);
    } catch (Exception e) {
        throw new DynaManipulatorException(e);
    }
    return ret;
}

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From source file:interactivespaces.bridge.message.ros.OgnlRosMessageBridgeSpecification.java

/**
 * Execute the bridge.//from w  ww .  j ava2 s.c  o m
 *
 * @param source
 *          the source message to translate from
 * @param destination
 *          the destination message to translate to
 */
public void execute(SourceMessage source, DestinationMessage destination) {
    BridgeObject bo = new BridgeObject(source, destination);
    OgnlContext context = newContext();

    try {
        for (String expression : expressions) {
            Ognl.getValue(expression, context, bo);
        }
    } catch (OgnlException e) {
        throw new InteractiveSpacesException("Could not execute bridge expression", e);
    }
}

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From source file:io.smartspaces.messaging.bridge.ros.OgnlRosMessageBridgeSpecification.java

@Override
public void execute(SourceMessage source, DestinationMessage destination) {
    BridgeObject bo = new BridgeObject(source, destination);
    OgnlContext context = newContext();//from   w w  w.j ava2s. c om

    try {
        for (String expression : expressions) {
            Ognl.getValue(expression, context, bo);
        }
    } catch (OgnlException e) {
        throw new SmartSpacesException("Could not execute bridge expression", e);
    }
}

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From source file:pl.nask.hsn2.expressions.OgnlExpression.java

public Object getValue(OgnlContext context, Object rootObject) throws OgnlException {
    return Ognl.getValue(getExpression(), context, rootObject);
}

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From source file:pl.nask.hsn2.expressions.OgnlExpression.java

public Object evaluate(OgnlContext ctx, OgnlRootObject rootObject) throws OgnlException {
    return Ognl.getValue(getExpression(), ctx, rootObject);
}

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