JWebAssembly/src/de/inetsoftware/jwebassembly/module/SyntheticFunctionName.java

/*
   Copyright 2019 - 2021 Volker Berlin (i-net software)

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.

*/
package de.inetsoftware.jwebassembly.module;

import java.util.function.Function;

import de.inetsoftware.jwebassembly.watparser.WatParser;

/**
 * Synthetic/dynamic method.
 * 
 * @author Volker Berlin
 */
public abstract class SyntheticFunctionName extends FunctionName {

    /**
     * Create a new instance.
     * 
     * @param className
     *            the Java class name
     * @param name
     *            the function name
     * @param signature
     *            the method signature, first the parameters, then null and the the return types
     */
    public SyntheticFunctionName( String className, String name, String signature ) {
        super( className, name, signature );
    }

    /**
     * If this function has WASM code or if this function is a import with JavaScript code.
     * 
     * @return true, if WASM code
     */
    protected abstract boolean hasWasmCode();

    /**
     * Get the WasmCodeBuilder for the synthetic WASM code.
     * 
     * @param watParser
     *            a helping WatParser
     * @return the code
     */
    protected WasmCodeBuilder getCodeBuilder( WatParser watParser ) {
        return null;
    }

    /**
     * Get the synthetic annotation of a import function.
     * 
     * @return the annotation
     */
    protected Function<String, Object> getAnnotation() {
        return null;
    }

    /**
     * Is a static method or if it need a this parameter.
     * 
     * @return true, id static
     */
    protected boolean istStatic() {
        return true;
    }
}