Examples of org.mule.api.el.ExpressionLanguage.evaluate()

Class org.mule.api.el.ExpressionLanguage

Examples of org.mule.api.el.ExpressionLanguage.evaluate()

org.mule.api.el.ExpressionLanguage.evaluate()
Execute the expression returning the result. The expression will be executed by the expression language implementation without making any event or message context available. @param < T> the return type expected @param expression the expression to be executed @return the result of execution of the expression.

    @Test
    public void evaluationFromCode() throws Exception
    {
        //<start id="lis_02_expressions-5"/>
        ExpressionLanguage mel = muleContext.getExpressionLanguage();
        String applicationName = mel.evaluate("app.name");
        //<end id="lis_02_expressions-5"/>
        assertThat(mel.isValid("'test'"), is(true));
        assertThat(StringUtils.isNotBlank(applicationName), is(true));
        String testEl = "targetDir = new java.io.File(server.tmpDir, 'target');targetDir.mkdir();targetDir";
        File targetDir = mel.evaluate(testEl);

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        String applicationName = mel.evaluate("app.name");
        //<end id="lis_02_expressions-5"/>
        assertThat(mel.isValid("'test'"), is(true));
        assertThat(StringUtils.isNotBlank(applicationName), is(true));
        String testEl = "targetDir = new java.io.File(server.tmpDir, 'target');targetDir.mkdir();targetDir";
        File targetDir = mel.evaluate(testEl);
        assertThat(targetDir, is(notNullValue()));
    }
}

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