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comparison: test/tools/javac/lambda/funcInterfaces/LambdaTest2_SAM2.java

test/tools/javac/lambda/funcInterfaces/LambdaTest2_SAM2.java

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1 /*
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /**
25 * @test
26 * @bug 8003280
27 * @summary Add lambda tests
28 * This test is for identifying SAM types #4, see Helper.java for SAM types
29 * @compile LambdaTest2_SAM2.java Helper.java
30 * @run main LambdaTest2_SAM2
31 */
32
33 import java.util.Collection;
34 import java.util.List;
35 import java.util.ArrayList;
36 import java.util.concurrent.TimeoutException;
37 import java.io.*;
38 import java.sql.SQLException;
39 import java.sql.SQLTransientException;
40
41 public class LambdaTest2_SAM2 {
42 private static List<String> strs = new ArrayList<String>();
43
44 public static void main(String[] args) {
45 strs.add("copy");
46 strs.add("paste");
47 strs.add("delete");
48 strs.add("rename");
49
50 LambdaTest2_SAM2 test = new LambdaTest2_SAM2();
51
52 //type #4 a):
53 test.methodAB((List list) -> 100);
54
55 //type #4 b):
56 test.methodFGHI((String s) -> new Integer(22));
57 //type #4 b):
58 test.methodJK((String s) -> new ArrayList<Number>());
59 test.methodJK((String s) -> new ArrayList());
60 //type #4 b):
61 test.methodJL((String s) -> new ArrayList<Number>());
62 test.methodJL((String s) -> new ArrayList());
63 //type #4 b):
64 test.methodJKL((String s) -> new ArrayList<Number>());
65 test.methodJKL((String s) -> new ArrayList());
66 //type #4 b):
67 test.methodJKLM((String s) -> new ArrayList<Number>());
68 test.methodJKLM((String s) -> new ArrayList());
69
70 // tyep #4 c):
71 test.methodNO((File f) -> {
72 String temp = null;
73 StringBuffer sb = new StringBuffer();
74 try
75 {
76 BufferedReader br = new BufferedReader(new FileReader(f));
77 while((temp=br.readLine()) != null)
78 sb.append(temp).append("\n");
79 }
80 catch(FileNotFoundException fne){throw fne;}
81 catch(IOException e){e.printStackTrace();}
82 return sb.toString();
83 });
84 // tyep #4 c):
85 test.methodNOP((File f) -> {
86 String temp = null;
87 StringBuffer sb = new StringBuffer();
88 try
89 {
90 BufferedReader br = new BufferedReader(new FileReader(f));
91 while((temp=br.readLine()) != null)
92 sb.append(temp).append("\n");
93 }
94 catch(IOException e){e.printStackTrace();}
95 return sb.toString();
96 });
97 // type #4 c):
98 test.methodBooDoo((String s) -> s.length());
99
100 //type #4 d):
101 test.methodQR((Iterable i) -> new ArrayList<String>());
102 test.methodQR((Iterable i) -> new ArrayList());
103 //type #4 d):
104 test.methodUV((List<String> list) -> {
105 test.exceptionMethod1();
106 test.exceptionMethod2();
107 return new ArrayList<String>();
108 });
109 test.methodUV((List<String> list) -> {
110 test.exceptionMethod1();
111 test.exceptionMethod2();
112 return new ArrayList();
113 });
114 //type #4 d):
115 test.methodUVW((List list) -> {
116 test.exceptionMethod1();
117 test.exceptionMethod2();
118 return new ArrayList<String>();
119 });
120 test.methodUVW((List list) -> {
121 test.exceptionMethod1();
122 test.exceptionMethod2();
123 return new ArrayList();
124 });
125 }
126
127 private void exceptionMethod1() throws EOFException{
128 }
129
130 private void exceptionMethod2() throws SQLTransientException{
131 }
132
133 //type #4 a): SAM type ([List], int, {})
134 void methodAB (AB ab) {
135 System.out.println("methodAB(): SAM type interface AB object instantiated: " + ab);
136 System.out.println(ab.getOldest(strs));
137 }
138
139 //type #4 b): SAM type ([String], Integer, {})
140 void methodFGHI(FGHI f) {
141 System.out.println("methodFGHI(): SAM type interface FGHI object instantiated: " + f);
142 System.out.println(f.getValue("str"));
143 }
144
145 //type #4 b): SAM type ([String], List<Number>, {})
146 void methodJK(JK jk) {
147 System.out.println("methodJK(): SAM type interface JK object instantiated: " + jk);
148 for(Number n : jk.getAll("in"))
149 System.out.println(n);
150 }
151
152 //type #4 b): SAM type ([String], List<Number>, {})
153 void methodJL(JL jl) {
154 System.out.println("methodJL(): SAM type interface JL object instantiated: " + jl);
155 for(Number n : ((J)jl).getAll("in")) //cast should be redundant - see 7062745
156 System.out.println(n);
157 }
158
159 //type #4 b): SAM type ([String], List<Number>, {})
160 void methodJKL(JKL jkl) { //commented - see 7062745
161 System.out.println("methodJKL(): SAM type interface JKL object instantiated: " + jkl);
162 for(Number n : ((J)jkl).getAll("in"))
163 System.out.println(n);
164 }
165
166 //type #4 b): SAM type ([String], List<Number>, {})
167 void methodJKLM(JKLM jklm) { //commented - see 7062745
168 System.out.println("methodJKLM(): SAM type interface JKLM object instantiated: " + jklm);
169 for(Number n : ((J)jklm).getAll("in"))
170 System.out.println(n);
171 }
172
173 //type #4 c): SAM type ([File], String, {FileNotFoundException})
174 void methodNO(NO no) {
175 System.out.println("methodNO(): SAM type interface \"NO\" object instantiated: " + no);
176 try {
177 System.out.println("text=" + no.getText(new File("a.txt")));
178 System.out.println("got here, no exception thrown");
179 }
180 catch(FileNotFoundException e){e.printStackTrace();}
181 }
182
183 //type #4 c): SAM type ([File]), String, {})
184 void methodNOP(NOP nop) {
185 System.out.println("methodNOP(): SAM type interface \"NOP\" object instantiated: " + nop);
186 System.out.println("text=" + nop.getText(new File("a.txt")));
187 }
188
189 //type #4 c): SAM type ([String], int, {})
190 void methodBooDoo(BooDoo bd) {
191 System.out.println("methodBooDoo(): SAM type interface BooDoo object instantiated: " + bd);
192 System.out.println("result=" + bd.getAge("lambda"));
193 }
194
195 //type #4 d): SAM type ([Iterable], Iterable<String>, {})
196 void methodQR(QR qr) {
197 System.out.println("methodQR(): SAM type interface QR object instantiated: " + qr);
198 System.out.println("Iterable returned: " + qr.m(new SQLException()));
199 }
200
201 //type #4 d): SAM type ([List<String>], List<String>/List, {EOFException, SQLTransientException})
202 void methodUV(UV uv) {
203 System.out.println("methodUV(): SAM type interface UV object instantiated: " + uv);
204 try{
205 System.out.println("result returned: " + uv.foo(strs));
206 }catch(EOFException e){
207 System.out.println(e.getMessage());
208 }catch(SQLTransientException ex){
209 System.out.println(ex.getMessage());
210 }
211 }
212
213 //type #4 d): SAM type ([List], List<String>/List, {EOFException, SQLTransientException})
214 void methodUVW(UVW uvw) {
215 System.out.println("methodUVW(): SAM type interface UVW object instantiated: " + uvw);
216 try{
217 System.out.println("passing List<String>: " + uvw.foo(strs));
218 System.out.println("passing List: " + uvw.foo(new ArrayList()));
219 }catch(EOFException e){
220 System.out.println(e.getMessage());
221 }catch(SQLTransientException ex){
222 System.out.println(ex.getMessage());
223 }
224 }
225 }

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