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src/share/jaxws_classes/com/sun/codemodel/internal/JType.java@e530533619ec (annotated)

src/share/jaxws_classes/com/sun/codemodel/internal/JType.java

Thu, 12 Oct 2017 19:44:07 +0800

author

aoqi

date

Thu, 12 Oct 2017 19:44:07 +0800

changeset 760

e530533619ec

parent 0

373ffda63c9a

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package com.sun.codemodel.internal;
aoqi@0	27
aoqi@0	28
aoqi@0	29	/**
aoqi@0	30	* A representation of a type in codeModel.
aoqi@0	31	*
aoqi@0	32	* A type is always either primitive ({@link JPrimitiveType}) or
aoqi@0	33	* a reference type ({@link JClass}).
aoqi@0	34	*/
aoqi@0	35	public abstract class JType implements JGenerable, Comparable<JType> {
aoqi@0	36
aoqi@0	37	/**
aoqi@0	38	* Obtains a reference to the primitive type object from a type name.
aoqi@0	39	*/
aoqi@0	40	public static JPrimitiveType parse(JCodeModel codeModel, String typeName) {
aoqi@0	41	if (typeName.equals("void"))
aoqi@0	42	return codeModel.VOID;
aoqi@0	43	else if (typeName.equals("boolean"))
aoqi@0	44	return codeModel.BOOLEAN;
aoqi@0	45	else if (typeName.equals("byte"))
aoqi@0	46	return codeModel.BYTE;
aoqi@0	47	else if (typeName.equals("short"))
aoqi@0	48	return codeModel.SHORT;
aoqi@0	49	else if (typeName.equals("char"))
aoqi@0	50	return codeModel.CHAR;
aoqi@0	51	else if (typeName.equals("int"))
aoqi@0	52	return codeModel.INT;
aoqi@0	53	else if (typeName.equals("float"))
aoqi@0	54	return codeModel.FLOAT;
aoqi@0	55	else if (typeName.equals("long"))
aoqi@0	56	return codeModel.LONG;
aoqi@0	57	else if (typeName.equals("double"))
aoqi@0	58	return codeModel.DOUBLE;
aoqi@0	59	else
aoqi@0	60	throw new IllegalArgumentException("Not a primitive type: " + typeName);
aoqi@0	61	}
aoqi@0	62
aoqi@0	63	/** Gets the owner code model object. */
aoqi@0	64	public abstract JCodeModel owner();
aoqi@0	65
aoqi@0	66	/**
aoqi@0	67	* Gets the full name of the type.
aoqi@0	68	*
aoqi@0	69	* See http://java.sun.com/docs/books/jls/second_edition/html/names.doc.html#25430 for the details.
aoqi@0	70	*
aoqi@0	71	* @return
aoqi@0	72	* Strings like "int", "java.lang.String",
aoqi@0	73	* "java.io.File[]". Never null.
aoqi@0	74	*/
aoqi@0	75	public abstract String fullName();
aoqi@0	76
aoqi@0	77	/**
aoqi@0	78	* Gets the binary name of the type.
aoqi@0	79	*
aoqi@0	80	* See http://java.sun.com/docs/books/jls/third_edition/html/binaryComp.html#44909
aoqi@0	81	*
aoqi@0	82	* @return
aoqi@0	83	* Name like "Foo$Bar", "int", "java.lang.String", "java.io.File[]". Never null.
aoqi@0	84	*/
aoqi@0	85	public String binaryName() {
aoqi@0	86	return fullName();
aoqi@0	87	}
aoqi@0	88
aoqi@0	89	/**
aoqi@0	90	* Gets the name of this type.
aoqi@0	91	*
aoqi@0	92	* @return
aoqi@0	93	* Names like "int", "void", "BigInteger".
aoqi@0	94	*/
aoqi@0	95	public abstract String name();
aoqi@0	96
aoqi@0	97	/**
aoqi@0	98	* Create an array type of this type.
aoqi@0	99	*
aoqi@0	100	* This method is undefined for primitive void type, which
aoqi@0	101	* doesn't have any corresponding array representation.
aoqi@0	102	*
aoqi@0	103	* @return A {@link JClass} representing the array type
aoqi@0	104	* whose element type is this type
aoqi@0	105	*/
aoqi@0	106	public abstract JClass array();
aoqi@0	107
aoqi@0	108	/** Tell whether or not this is an array type. */
aoqi@0	109	public boolean isArray() {
aoqi@0	110	return false;
aoqi@0	111	}
aoqi@0	112
aoqi@0	113	/** Tell whether or not this is a built-in primitive type, such as int or void. */
aoqi@0	114	public boolean isPrimitive() {
aoqi@0	115	return false;
aoqi@0	116	}
aoqi@0	117
aoqi@0	118	/**
aoqi@0	119	* If this class is a primitive type, return the boxed class. Otherwise return <tt>this</tt>.
aoqi@0	120	*
aoqi@0	121	* <p>
aoqi@0	122	* For example, for "int", this method returns "java.lang.Integer".
aoqi@0	123	*/
aoqi@0	124	public abstract JClass boxify();
aoqi@0	125
aoqi@0	126	/**
aoqi@0	127	* If this class is a wrapper type for a primitive, return the primitive type.
aoqi@0	128	* Otherwise return <tt>this</tt>.
aoqi@0	129	*
aoqi@0	130	* <p>
aoqi@0	131	* For example, for "java.lang.Integer", this method returns "int".
aoqi@0	132	*/
aoqi@0	133	public abstract JType unboxify();
aoqi@0	134
aoqi@0	135	/**
aoqi@0	136	* Returns the erasure of this type.
aoqi@0	137	*/
aoqi@0	138	public JType erasure() {
aoqi@0	139	return this;
aoqi@0	140	}
aoqi@0	141
aoqi@0	142	/**
aoqi@0	143	* Returns true if this is a referenced type.
aoqi@0	144	*/
aoqi@0	145	public final boolean isReference() {
aoqi@0	146	return !isPrimitive();
aoqi@0	147	}
aoqi@0	148
aoqi@0	149	/**
aoqi@0	150	* If this is an array, returns the component type of the array.
aoqi@0	151	* (T of T[])
aoqi@0	152	*/
aoqi@0	153	public JType elementType() {
aoqi@0	154	throw new IllegalArgumentException("Not an array type");
aoqi@0	155	}
aoqi@0	156
aoqi@0	157	public String toString() {
aoqi@0	158	return this.getClass().getName()
aoqi@0	159	+ '(' + fullName() + ')';
aoqi@0	160	}
aoqi@0	161
aoqi@0	162	/**
aoqi@0	163	* Compare two JTypes by FQCN, giving sorting precedence to types
aoqi@0	164	* that belong to packages java and javax over all others.
aoqi@0	165	*
aoqi@0	166	* This method is used to sort generated import statments in a
aoqi@0	167	* conventional way for readability.
aoqi@0	168	*/
aoqi@0	169	public int compareTo(JType o) {
aoqi@0	170	final String rhs = o.fullName();
aoqi@0	171	boolean p = fullName().startsWith("java");
aoqi@0	172	boolean q = rhs.startsWith("java");
aoqi@0	173
aoqi@0	174	if( p && !q ) {
aoqi@0	175	return -1;
aoqi@0	176	} else if( !p && q ) {
aoqi@0	177	return 1;
aoqi@0	178	} else {
aoqi@0	179	return fullName().compareTo(rhs);
aoqi@0	180	}
aoqi@0	181	}
aoqi@0	182	}