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JDK 11 java.base.jmod - Base Module
JDK 11 java.base.jmod is the JMOD file for JDK 11 Base module.
JDK 11 Base module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.base.jmod.
JDK 11 Base module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.
JDK 11 Base module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.base.
You can click and view the content of each source code file in the list below.
✍: FYIcenter
⏎ java/io/ExpiringCache.java
/* * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ /* */ package java.io; import java.util.Iterator; import java.util.Map; import java.util.LinkedHashMap; import java.util.Set; class ExpiringCache { private long millisUntilExpiration; private Map<String,Entry> map; // Clear out old entries every few queries private int queryCount; private int queryOverflow = 300; private int MAX_ENTRIES = 200; static class Entry { private long timestamp; private String val; Entry(long timestamp, String val) { this.timestamp = timestamp; this.val = val; } long timestamp() { return timestamp; } void setTimestamp(long timestamp) { this.timestamp = timestamp; } String val() { return val; } void setVal(String val) { this.val = val; } } ExpiringCache() { this(30000); } @SuppressWarnings("serial") ExpiringCache(long millisUntilExpiration) { this.millisUntilExpiration = millisUntilExpiration; map = new LinkedHashMap<>() { protected boolean removeEldestEntry(Map.Entry<String,Entry> eldest) { return size() > MAX_ENTRIES; } }; } synchronized String get(String key) { if (++queryCount >= queryOverflow) { cleanup(); } Entry entry = entryFor(key); if (entry != null) { return entry.val(); } return null; } synchronized void put(String key, String val) { if (++queryCount >= queryOverflow) { cleanup(); } Entry entry = entryFor(key); if (entry != null) { entry.setTimestamp(System.currentTimeMillis()); entry.setVal(val); } else { map.put(key, new Entry(System.currentTimeMillis(), val)); } } synchronized void clear() { map.clear(); } private Entry entryFor(String key) { Entry entry = map.get(key); if (entry != null) { long delta = System.currentTimeMillis() - entry.timestamp(); if (delta < 0 || delta >= millisUntilExpiration) { map.remove(key); entry = null; } } return entry; } private void cleanup() { Set<String> keySet = map.keySet(); // Avoid ConcurrentModificationExceptions String[] keys = new String[keySet.size()]; int i = 0; for (String key: keySet) { keys[i++] = key; } for (int j = 0; j < keys.length; j++) { entryFor(keys[j]); } queryCount = 0; } }
⏎ java/io/ExpiringCache.java
Or download all of them as a single archive file:
File name: java.base-11.0.1-src.zip File size: 8740354 bytes Release date: 2018-11-04 Download
2020-05-29, ≈327🔥, 0💬
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