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SystemInfo is now in the System package.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| // Copyright (c) 2003-present, Jodd Team (http://jodd.org) | ||
| // All rights reserved. | ||
| // | ||
| // Redistribution and use in source and binary forms, with or without | ||
| // modification, are permitted provided that the following conditions are met: | ||
| // | ||
| // 1. Redistributions of source code must retain the above copyright notice, | ||
| // this list of conditions and the following disclaimer. | ||
| // | ||
| // 2. Redistributions in binary form must reproduce the above copyright | ||
| // notice, this list of conditions and the following disclaimer in the | ||
| // documentation and/or other materials provided with the distribution. | ||
| // | ||
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | ||
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
| // POSSIBILITY OF SUCH DAMAGE. | ||
|
|
||
| package jodd.system; | ||
|
|
||
| import java.io.File; | ||
| import java.net.InetAddress; | ||
| import java.net.UnknownHostException; | ||
|
|
||
| /** | ||
| * Host information. | ||
| */ | ||
| abstract class HostInfo { | ||
|
|
||
| private final String HOST_NAME; | ||
| private final String HOST_ADDRESS; | ||
|
|
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| public HostInfo() { | ||
| String hostName; | ||
| String hostAddress; | ||
|
|
||
| try { | ||
| final InetAddress localhost = InetAddress.getLocalHost(); | ||
|
|
||
| hostName = localhost.getHostName(); | ||
| hostAddress = localhost.getHostAddress(); | ||
| } | ||
| catch (UnknownHostException uhex) { | ||
| hostName = "localhost"; | ||
| hostAddress = "127.0.0.1"; | ||
| } | ||
|
|
||
| this.HOST_NAME = hostName; | ||
| this.HOST_ADDRESS = hostAddress; | ||
| } | ||
|
|
||
| /** | ||
| * Returns host name. | ||
| */ | ||
| public final String getHostName() { | ||
| return HOST_NAME; | ||
| } | ||
|
|
||
| /** | ||
| * Returns host IP address. | ||
| */ | ||
| public final String getHostAddress() { | ||
| return HOST_ADDRESS; | ||
| } | ||
|
|
||
| // ---------------------------------------------------------------- util | ||
|
|
||
| protected String nosep(final String in) { | ||
| if (in.endsWith(File.separator)) { | ||
| return in.substring(0, in.length() - 1); | ||
| } | ||
| return in; | ||
| } | ||
|
|
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| // ---------------------------------------------------------------- toString | ||
|
|
||
| @Override | ||
| public String toString() { | ||
| return "\nHost name: " + getHostName() + | ||
| "\nHost address: " + getHostAddress(); | ||
| } | ||
|
|
||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,189 @@ | ||
| // Copyright (c) 2003-present, Jodd Team (http://jodd.org) | ||
| // All rights reserved. | ||
| // | ||
| // Redistribution and use in source and binary forms, with or without | ||
| // modification, are permitted provided that the following conditions are met: | ||
| // | ||
| // 1. Redistributions of source code must retain the above copyright notice, | ||
| // this list of conditions and the following disclaimer. | ||
| // | ||
| // 2. Redistributions in binary form must reproduce the above copyright | ||
| // notice, this list of conditions and the following disclaimer in the | ||
| // documentation and/or other materials provided with the distribution. | ||
| // | ||
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | ||
| // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
| // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
| // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
| // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
| // POSSIBILITY OF SUCH DAMAGE. | ||
|
|
||
| package jodd.system; | ||
|
|
||
|
|
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| import java.util.ArrayList; | ||
|
|
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| abstract class JavaInfo extends HostInfo { | ||
|
|
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| private final String JAVA_VERSION = SystemUtil.get("java.version"); | ||
| private final int JAVA_VERSION_NUMBER = detectJavaVersionNumber(); | ||
| private final String JAVA_VENDOR = SystemUtil.get("java.vendor"); | ||
| private final String JAVA_VENDOR_URL = SystemUtil.get("java.vendor.url"); | ||
| private final String JAVA_SPECIFICATION_VERSION = SystemUtil.get("java.specification.version"); | ||
| private final String JAVA_SPECIFICATION_NAME = SystemUtil.get("java.specification.name"); | ||
| private final String JAVA_SPECIFICATION_VENDOR = SystemUtil.get("java.specification.vendor"); | ||
| private final String[] JRE_PACKAGES = buildJrePackages(JAVA_VERSION_NUMBER); | ||
|
|
||
| /** | ||
| * Returns Java version string, as specified in system property. | ||
| * Returned string contain major version, minor version and revision. | ||
| */ | ||
| public String getJavaVersion() { | ||
| return JAVA_VERSION; | ||
| } | ||
|
|
||
| /** | ||
| * Returns unified Java version as an integer. | ||
| */ | ||
| public int getJavaVersionNumber() { | ||
| return JAVA_VERSION_NUMBER; | ||
| } | ||
|
|
||
| /** | ||
| * Returns Java vendor. | ||
| */ | ||
| public String getJavaVendor() { | ||
| return JAVA_VENDOR; | ||
| } | ||
|
|
||
| /** | ||
| * Returns Java vendor URL. | ||
| */ | ||
| public String getJavaVendorURL() { | ||
| return JAVA_VENDOR_URL; | ||
| } | ||
|
|
||
| /** | ||
| * Retrieves the version of the currently running JVM. | ||
| */ | ||
| public String getJavaSpecificationVersion() { | ||
| return JAVA_SPECIFICATION_VERSION; | ||
| } | ||
|
|
||
| public final String getJavaSpecificationName() { | ||
| return JAVA_SPECIFICATION_NAME; | ||
| } | ||
|
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| public final String getJavaSpecificationVendor() { | ||
| return JAVA_SPECIFICATION_VENDOR; | ||
| } | ||
|
|
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| // ---------------------------------------------------------------- packages | ||
|
|
||
| /** | ||
| * Returns list of packages, build into runtime jars. | ||
| */ | ||
| public String[] getJrePackages() { | ||
| return JRE_PACKAGES; | ||
| } | ||
|
|
||
| /** | ||
| * Builds a set of java core packages. | ||
| */ | ||
| private String[] buildJrePackages(final int javaVersionNumber) { | ||
| final ArrayList<String> packages = new ArrayList<>(); | ||
|
|
||
| switch (javaVersionNumber) { | ||
| case 9: | ||
| case 8: | ||
| case 7: | ||
| case 6: | ||
| case 5: | ||
| // in Java1.5, the apache stuff moved | ||
| packages.add("com.sun.org.apache"); | ||
| // fall through... | ||
| case 4: | ||
| if (javaVersionNumber == 4) { | ||
| packages.add("org.apache.crimson"); | ||
| packages.add("org.apache.xalan"); | ||
| packages.add("org.apache.xml"); | ||
| packages.add("org.apache.xpath"); | ||
| } | ||
| packages.add("org.ietf.jgss"); | ||
| packages.add("org.w3c.dom"); | ||
| packages.add("org.xml.sax"); | ||
| // fall through... | ||
| case 3: | ||
| packages.add("org.omg"); | ||
| packages.add("com.sun.corba"); | ||
| packages.add("com.sun.jndi"); | ||
| packages.add("com.sun.media"); | ||
| packages.add("com.sun.naming"); | ||
| packages.add("com.sun.org.omg"); | ||
| packages.add("com.sun.rmi"); | ||
| packages.add("sunw.io"); | ||
| packages.add("sunw.util"); | ||
| // fall through... | ||
| case 2: | ||
| packages.add("com.sun.java"); | ||
| packages.add("com.sun.image"); | ||
| // fall through... | ||
| case 1: | ||
| default: | ||
| // core stuff | ||
| packages.add("sun"); | ||
| packages.add("java"); | ||
| packages.add("javax"); | ||
| break; | ||
| } | ||
|
|
||
| return packages.toArray(new String[0]); | ||
| } | ||
|
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|
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|
|
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| // ---------------------------------------------------------------- java checks | ||
|
|
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| private int detectJavaVersionNumber() { | ||
| if (JAVA_VERSION.startsWith("1.")) { | ||
| // up to java 8 | ||
| final int index = JAVA_VERSION.indexOf('.', 2); | ||
| return Integer.parseInt(JAVA_VERSION.substring(2, index)); | ||
| } else { | ||
| final int index = JAVA_VERSION.indexOf('.'); | ||
| return Integer.parseInt(JAVA_VERSION.substring(0, index)); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Checks if the currently running JVM is at least compliant | ||
| * with provided JDK version. | ||
| */ | ||
| public boolean isAtLeastJavaVersion(final int version) { | ||
| return JAVA_VERSION_NUMBER >= version; | ||
| } | ||
|
|
||
| /** | ||
| * Checks if the currently running JVM is equal to provided version. | ||
| */ | ||
| public boolean isJavaVersion(final int version) { | ||
| return JAVA_VERSION_NUMBER == version; | ||
| } | ||
|
|
||
| @Override | ||
| public String toString() { | ||
| return | ||
| super.toString() + | ||
| "\nJava Version: " + getJavaVersion() + | ||
| "\nJava Vendor: " + getJavaVendor() + | ||
| "\nJava Vendor URL: " + getJavaVendorURL() + | ||
| "\nJava Spec. Name: " + getJavaSpecificationName() + | ||
| "\nJava Spec. Version: " + getJavaSpecificationVersion() + | ||
| "\nJava Spec. Vendor: " + getJavaSpecificationVendor(); | ||
| } | ||
| } |
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