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src/jdk.attach/share/classes/sun/tools/attach/HotSpotVirtualMachine.java

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 302         }
 303         return value;
 304     }
 305 
 306     /*
 307      * Utility method to read data into a String.
 308      */
 309     String readErrorMessage(InputStream sis) throws IOException {
 310         String s;
 311         StringBuilder message = new StringBuilder();
 312         BufferedReader br = new BufferedReader(new InputStreamReader(sis));
 313         while ((s = br.readLine()) != null) {
 314             message.append(s);
 315         }
 316         return message.toString();
 317     }
 318 
 319 
 320     // -- attach timeout support
 321 
 322     private static long defaultAttachTimeout = 5000;
 323     private volatile long attachTimeout;
 324 
 325     /*
 326      * Return attach timeout based on the value of the sun.tools.attach.attachTimeout
 327      * property, or the default timeout if the property is not set to a positive
 328      * value.
 329      */
 330     long attachTimeout() {
 331         if (attachTimeout == 0) {
 332             synchronized(this) {
 333                 if (attachTimeout == 0) {
 334                     try {
 335                         String s =
 336                             System.getProperty("sun.tools.attach.attachTimeout");
 337                         attachTimeout = Long.parseLong(s);
 338                     } catch (SecurityException se) {
 339                     } catch (NumberFormatException ne) {
 340                     }
 341                     if (attachTimeout <= 0) {
 342                        attachTimeout = defaultAttachTimeout;


 302         }
 303         return value;
 304     }
 305 
 306     /*
 307      * Utility method to read data into a String.
 308      */
 309     String readErrorMessage(InputStream sis) throws IOException {
 310         String s;
 311         StringBuilder message = new StringBuilder();
 312         BufferedReader br = new BufferedReader(new InputStreamReader(sis));
 313         while ((s = br.readLine()) != null) {
 314             message.append(s);
 315         }
 316         return message.toString();
 317     }
 318 
 319 
 320     // -- attach timeout support
 321 
 322     private static long defaultAttachTimeout = 10000;
 323     private volatile long attachTimeout;
 324 
 325     /*
 326      * Return attach timeout based on the value of the sun.tools.attach.attachTimeout
 327      * property, or the default timeout if the property is not set to a positive
 328      * value.
 329      */
 330     long attachTimeout() {
 331         if (attachTimeout == 0) {
 332             synchronized(this) {
 333                 if (attachTimeout == 0) {
 334                     try {
 335                         String s =
 336                             System.getProperty("sun.tools.attach.attachTimeout");
 337                         attachTimeout = Long.parseLong(s);
 338                     } catch (SecurityException se) {
 339                     } catch (NumberFormatException ne) {
 340                     }
 341                     if (attachTimeout <= 0) {
 342                        attachTimeout = defaultAttachTimeout;
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