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comparison src/luan/modules/Utils.java @ 1367:836e00bf7ce2

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add Lucene backup_to
author Franklin Schmidt <fschmidt@gmail.com>
date Tue, 18 Jun 2019 16:27:03 -0600
parents 1a68fc55a80c
children eb8b35dccd99
comparison
equal deleted inserted replaced
1366:ae2321a09723 1367:836e00bf7ce2
91 { 91 {
92 ByteArrayOutputStream out = new ByteArrayOutputStream(); 92 ByteArrayOutputStream out = new ByteArrayOutputStream();
93 copyAll(in,out); 93 copyAll(in,out);
94 return out.toByteArray(); 94 return out.toByteArray();
95 } 95 }
96 /*
97 public static boolean exists(File file) {
98 try {
99 return file.exists() && file.getName().equals(file.getCanonicalFile().getName());
100 } catch(IOException e) {
101 throw new RuntimeException(e);
102 }
103 }
104 */
105 /*
106 private static File toFile(String path) {
107 if( path.contains("//") )
108 return null;
109 File file = new File(path);
110 return file.exists() ? file : null;
111 }
112 96
113 private static URL toUrl(String path) {
114 if( path.indexOf(':') == -1 )
115 return null;
116 if( path.startsWith("classpath:") ) {
117 path = path.substring(10);
118 if( path.contains("//") )
119 return null;
120 URL url;
121 if( !path.contains("#") ) {
122 url = ClassLoader.getSystemResource(path);
123 } else {
124 String[] a = path.split("#");
125 url = ClassLoader.getSystemResource(a[0]);
126 if( url==null ) {
127 for( int i=1; i<a.length; i++ ) {
128 url = ClassLoader.getSystemResource(a[0]+"/"+a[i]);
129 if( url != null ) {
130 try {
131 url = new URL(url,".");
132 } catch(MalformedURLException e) {
133 throw new RuntimeException(e);
134 }
135 break;
136 }
137 }
138 }
139 }
140 return url==null ? null : url;
141 }
142 try {
143 return new URL(path);
144 } catch(MalformedURLException e) {}
145 return null;
146 }
147
148 static boolean exists(String path) {
149 return toFile(path)!=null || toUrl(path)!=null;
150 }
151 */
152
153
154
155 /* replace by uri"os:..."
156
157 // process
158
159 public static class ProcessException extends IOException {
160 private ProcessException(String msg) {
161 super(msg);
162 }
163 }
164
165 public static void checkProcess(Process proc)
166 throws IOException
167 {
168 try {
169 proc.waitFor();
170 } catch(InterruptedException e) {
171 throw new RuntimeException(e);
172 }
173 int exitVal = proc.exitValue();
174 if( exitVal != 0 ) {
175 Reader err = new InputStreamReader(proc.getErrorStream());
176 String error = readAll(err);
177 err.close();
178 throw new ProcessException(error);
179 }
180 }
181
182 public static String getOutput(Process proc)
183 throws IOException
184 {
185 Reader in = new InputStreamReader(proc.getInputStream());
186 String s = readAll(in);
187 in.close();
188 return s;
189 }
190
191 public static String execProcess(String... cmd)
192 throws IOException
193 {
194 Process proc = Runtime.getRuntime().exec(cmd);
195 String s = getOutput(proc);
196 checkProcess(proc);
197 return s;
198 }
199 */
200 } 97 }