Package org.apache.tapestry5.ioc.util

Examples of org.apache.tapestry5.ioc.util.BodyBuilder.end()


        builder.addln("if (! %s.isLoaded())", resourcesFieldName);
        builder.begin();
        builder.addln("%s = $1;", fieldName);
        builder.addln("return;");
        builder.end();

        // Always start by updating the parameter; this will implicitly check for
        // read-only or unbound parameters. $1 is the single parameter
        // to the method.
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        builder.addln("%s = $1;", fieldName);

        if (cache) builder.addln("%s = %s.isRendering();", cachedFieldName, resourcesFieldName);

        builder.end();

        String methodName = transformation.newMemberName("update_parameter", parameterName);

        TransformMethodSignature signature = new TransformMethodSignature(Modifier.PRIVATE, "void", methodName,
                                                                          new String[] {fieldType}, null);
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        builder.addln(")");
        builder.begin();
        builder.addln("%s = result;", fieldName);
        builder.addln("%s = true;", cachedFieldName);
        builder.end();

        builder.addln("return result;");
        builder.end();

        String methodName = transformation.newMemberName("read_parameter", parameterName);
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        builder.addln("%s = result;", fieldName);
        builder.addln("%s = true;", cachedFieldName);
        builder.end();

        builder.addln("return result;");
        builder.end();

        String methodName = transformation.newMemberName("read_parameter", parameterName);

        TransformMethodSignature signature = new TransformMethodSignature(Modifier.PRIVATE, fieldType, methodName, null,
                                                                          null);
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        builder.addln(
                "%s.persistFieldChange(\"%s\", ($w) $1);",
                resourcesFieldName,
                logicalFieldName);
        builder.addln("%s = $1;", fieldName);
        builder.end();

        transformation.addMethod(new TransformMethodSignature(Modifier.PRIVATE, "void", writeMethodName,
                                                              new String[]
                                                                      { fieldType }, null), builder.toString());
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        if (unwrapMethodName == null)
            builder.addln(";");
        else
            builder.addln(".%s();", unwrapMethodName);

        builder.end();

        transformation.extendMethod(
                TransformConstants.CONTAINING_PAGE_DID_ATTACH_SIGNATURE,
                builder.toString());
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        // Store the current value of the field into the default field. This value will
        // be used to reset the field after rendering.

        builder.addln("%s = %s;", defaultFieldName, fieldName);
        builder.end();

        transformation.extendMethod(TransformConstants.CONTAINING_PAGE_DID_LOAD_SIGNATURE, builder
                .toString());

        // Now, when the component completes rendering, ensure that any variant parameters are
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        // In reverse order in a a subclass, invoke the super method last.

        if (reverse && !model.isRootClass()) builder.addln("super.%s($$);", lifecycleMethodName);


        builder.end(); // try

        // Let runtime exceptions work up (they'll be caught at a higher level.
        // Wrap checked exceptions for later reporting.

        builder.addln("catch (RuntimeException ex) { throw ex; }");
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        // Wrap checked exceptions for later reporting.

        builder.addln("catch (RuntimeException ex) { throw ex; }");
        builder.addln("catch (Exception ex) { throw new RuntimeException(ex); }");

        builder.end();

        // Let's see if this works; for base classes, we are adding an empty method the adding a
        // non-empty
        // method "on top of it".
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        builder.begin();

        for (TransformMethodSignature method : methods)
            addCodeForMethod(builder, method, transformation);

        builder.end(); // try

        // Runtime exceptions pass right through.

        builder.addln("catch (RuntimeException ex) { throw ex; }");
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