Example usage for org.eclipse.jdt.core.util IConstantValueAttribute getConstantValue

Introduction

In this page you can find the example usage for org.eclipse.jdt.core.util IConstantValueAttribute getConstantValue.

Prototype

IConstantPoolEntry getConstantValue();

Source Link

Document

Answer back the constant pool entry that represents the constant value of this attribute.

Usage

From source file:org.fusesource.ide.imports.sap.IDoc3Archive.java

License:Open Source License

private void readVersion() throws IOException {
    Map<String, byte[]> idoc3Contents = new HashMap<String, byte[]>();
    readJARFile(sapidoc3jar, idoc3Contents);
    byte[] jco3IdocContents = idoc3Contents.get(JCOIDOC_CLASSFILE_ENTRY);
    ByteArrayInputStream bais = new ByteArrayInputStream(jco3IdocContents);
    IClassFileReader classfileReader = ToolFactory.createDefaultClassFileReader(bais, IClassFileReader.ALL);
    IFieldInfo[] fieldInfos = classfileReader.getFieldInfos();
    for (int i = 0; i < fieldInfos.length; i++) {
        if (Arrays.equals(fieldInfos[i].getName(), VERSION_NAME)) {
            IConstantValueAttribute constantValueAttribute = fieldInfos[i].getConstantValueAttribute();
            if (constantValueAttribute != null) {
                IConstantPoolEntry constantPoolEntry = constantValueAttribute.getConstantValue();
                if (constantPoolEntry.getKind() == IConstantPoolConstant.CONSTANT_String) {
                    version = constantPoolEntry.getStringValue();
                    if (version != null) {
                        version = version.split(JCOIDOC_VERSION_STRING_DELIMITER)[0];
                    }//from  w w w.j a va2  s .  c o m
                    break;
                }
            }
        }
    }
}

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