StringEditor.java 文件源码

void readEnv (FeatureDescriptor desc) {
    if (desc instanceof Node.Property){
        Node.Property prop = (Node.Property)desc;
        editable = prop.canWrite();
        //enh 29294 - support one-line editor & suppression of custom
        //editor
        instructions = (String) prop.getValue ("instructions"); //NOI18N
        oneline = Boolean.TRUE.equals (prop.getValue ("oneline")); //NOI18N
        customEd = !Boolean.TRUE.equals (prop.getValue
            ("suppressCustomEditor")); //NOI18N
    }
    Object obj = desc.getValue(ObjectEditor.PROP_NULL);
    if (Boolean.TRUE.equals(obj)) {
        nullValue = NbBundle.getMessage(StringEditor.class, "CTL_NullValue");
    } else {
        if (obj instanceof String) {
            nullValue = (String)obj;
        } else {
            nullValue = null;
        }
    }
}