java:deadlock
Differences
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java:deadlock [2015/03/30 04:37] gthanos created |
java:deadlock [2016/02/26 11:15] |
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| - | ====== Αδιέξοδο στην χρήση των πόρων και πως να το αποφύγετε ====== | ||
| - | |||
| - | Δείτε τον παρακάτω κώδικα | ||
| - | <code java TreeNode.java> | ||
| - | public class TreeNode { | ||
| - | |||
| - | TreeNode parent = null; | ||
| - | List children = new ArrayList(); | ||
| - | |||
| - | public synchronized void addChild(TreeNode child){ | ||
| - | if(!this.children.contains(child)) { | ||
| - | this.children.add(child); | ||
| - | child.setParentOnly(this); | ||
| - | } | ||
| - | } | ||
| - | | ||
| - | public synchronized void addChildOnly(TreeNode child){ | ||
| - | if(!this.children.contains(child){ | ||
| - | this.children.add(child); | ||
| - | } | ||
| - | } | ||
| - | | ||
| - | public synchronized void setParent(TreeNode parent){ | ||
| - | this.parent = parent; | ||
| - | parent.addChildOnly(this); | ||
| - | } | ||
| - | |||
| - | public synchronized void setParentOnly(TreeNode parent){ | ||
| - | this.parent = parent; | ||
| - | } | ||
| - | | ||
| - | public static void main(String args[]) { | ||
| - | | ||
| - | } | ||
| - | } | ||
| - | </code> | ||
java/deadlock.txt · Last modified: 2016/02/26 11:15 (external edit)
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