Package org.apache.tapestry5.ioc.util

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

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        // Always start by updating the parameter; this will implicitly check for
        // read-only or unbound parameters. $1 is the single parameter
        // to the method.

        builder.addln("if (%s.isBound(\"%s\"))", resourcesFieldName, parameterName);
        builder.addln("  %s.writeParameter(\"%s\", ($w)$1);", resourcesFieldName, parameterName);

        builder.addln("%s = $1;", fieldName);

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

        builder.addln("if (%s.isBound(\"%s\"))", resourcesFieldName, parameterName);
        builder.addln("  %s.writeParameter(\"%s\", ($w)$1);", resourcesFieldName, parameterName);

        builder.addln("%s = $1;", fieldName);

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

        builder.addln("if (%s.isBound(\"%s\"))", resourcesFieldName, parameterName);
        builder.addln("  %s.writeParameter(\"%s\", ($w)$1);", resourcesFieldName, parameterName);

        builder.addln("%s = $1;", fieldName);

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

        builder.end();
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        builder.addln("if (%s.isBound(\"%s\"))", resourcesFieldName, parameterName);
        builder.addln("  %s.writeParameter(\"%s\", ($w)$1);", resourcesFieldName, parameterName);

        builder.addln("%s = $1;", fieldName);

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

        builder.end();

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

        // While the component is still loading, or when the value for the component is cached,
        // or if the value is not bound, then return the current value of the field.

        builder.addln("if (%s || ! %s.isLoaded() || ! %<s.isBound(\"%s\")) return %s;", cachedFieldName,
                      resourcesFieldName, parameterName, fieldName);

        String cast = TransformUtils.getWrapperTypeName(fieldType);

        // The ($r) cast will convert the result to the method return type; generally
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        // this does nothing. but for primitive types, it will unwrap
        // the wrapper type back to a primitive.  We pass the desired type name
        // to readParameter(), since its easier to convert it properly to
        // a type on that end than in the generated code.

        builder.addln("%s result = ($r) ((%s) %s.readParameter(\"%s\", \"%2$s\"));", fieldType, cast,
                      resourcesFieldName, parameterName);

        // If the binding is invariant, then it's ok to cache. Othewise, its only
        // ok to cache if a) the @Parameter says to cache and b) the component
        // is rendering at the point when field is accessed.
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        builder.add("if (%s", invariantFieldName);

        if (cache) builder.add(" || %s.isRendering()", resourcesFieldName);

        builder.addln(")");
        builder.begin();
        builder.addln("%s = result;", fieldName);
        builder.addln("%s = true;", cachedFieldName);
        builder.end();
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        if (cache) builder.add(" || %s.isRendering()", resourcesFieldName);

        builder.addln(")");
        builder.begin();
        builder.addln("%s = result;", fieldName);
        builder.addln("%s = true;", cachedFieldName);
        builder.end();

        builder.addln("return result;");
        builder.end();
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        if (cache) builder.add(" || %s.isRendering()", resourcesFieldName);

        builder.addln(")");
        builder.begin();
        builder.addln("%s = result;", fieldName);
        builder.addln("%s = true;", cachedFieldName);
        builder.end();

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

        TransformMethodSignature signature = new TransformMethodSignature(Modifier.PRIVATE, fieldType, methodName, null,
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