feat(jdk): compatible with 8 and 17

actuator/build.gradle

@@ -1,7 +1,3 @@
-plugins {
-    id("org.kordamp.gradle.jdeps")
-    id("org.kordamp.gradle.jdeprscan")
-}
 description = "actuator – a series of transactions for blockchain."
 
 dependencies {
@@ -10,19 +6,6 @@ dependencies {
     api project(":crypto")
 }
 
-jdepsReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    consoleOutput = false
-}
-
-jdeprscanReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    forRemoval = true
-    release = JavaVersion.VERSION_17.getMajorVersion()
-}
-
 test {
 
     testLogging {

build.gradle

@@ -1,21 +1,11 @@
-plugins {
-    id("org.kordamp.gradle.jdeps") version "0.20.0" apply false
-    id("org.kordamp.gradle.jdeprscan") version "0.11.0" apply false
-}
-
 allprojects {
     version = "1.0.0"
     apply plugin: "java-library"
 }
 
-if (!JavaVersion.current().isCompatibleWith(JavaVersion.VERSION_17)) {
-    throw new GradleException("Java 17 or later is required to build Java-tron.\n" +
-            "  Detected version ${JavaVersion.current()}")
-}
-
 java {
     toolchain {
-        languageVersion = JavaLanguageVersion.of(17)
+        languageVersion = JavaLanguageVersion.of(8)
         vendor = JvmVendorSpec.ADOPTIUM
     }
 }
@@ -24,9 +14,6 @@ subprojects {
     apply plugin: "jacoco"
     apply plugin: "maven-publish"
 
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
-
     [compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
 
     jacoco {
@@ -56,7 +43,7 @@ subprojects {
     dependencies {
         implementation group: 'org.slf4j', name: 'slf4j-api', version: '1.7.25'
         implementation group: 'org.slf4j', name: 'jcl-over-slf4j', version: '1.7.25'
-        implementation group: 'ch.qos.logback', name: 'logback-classic', version: '1.5.6'
+        implementation group: 'ch.qos.logback', name: 'logback-classic', version: '1.2.9'
         implementation group: 'com.google.guava', name: 'guava', version: '33.2.1-jre'
         implementation "com.google.code.findbugs:jsr305:3.0.2"
         implementation group: 'org.springframework', name: 'spring-context', version: '5.3.37'
@@ -92,7 +79,7 @@ subprojects {
 
 
         testImplementation group: 'junit', name: 'junit', version: '4.13.2'
-        testImplementation "org.mockito:mockito-core:5.8.0"
+        testImplementation "org.mockito:mockito-core:2.13.0"
     }
 
     tasks.register('sourcesJar', Jar) {

chainbase/build.gradle

@@ -1,7 +1,3 @@
-plugins {
-    id("org.kordamp.gradle.jdeps")
-    id("org.kordamp.gradle.jdeprscan")
-}
 description = "chainbase – a decentralized database for blockchain."
 
 // Dependency versions
@@ -18,18 +14,6 @@ dependencies {
     api 'org.reflections:reflections:0.9.11'
 }
 
-jdepsReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    consoleOutput = false
-}
-
-jdeprscanReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    forRemoval = true
-    release = JavaVersion.VERSION_17.getMajorVersion()
-}
 
 test {
 

chainbase/src/main/java/org/tron/common/math/Maths.java

@@ -404,6 +404,7 @@ private enum Op {
   public static double pow(double a, double b) {
     double result = Math.pow(a, b);
     double strictResult = StrictMath.pow(a, b);
+    boolean isJre8 = System.getProperty("java.specification.version").startsWith("1.8");
     final boolean isNoStrict = Double.compare(result, strictResult) != 0;
     Optional<Long> header = GlobalContext.getHeader();
     header.ifPresent(h -> {
@@ -416,7 +417,7 @@ public static double pow(double a, double b) {
       mathStore.ifPresent(s -> s.put(key, doubleToBytes(result)));
       strictMathStore.ifPresent(s -> s.put(key, doubleToBytes(strictResult)));
     });
-    return powData.getOrDefault(new PowData(a, b), strictResult);
+    return powData.getOrDefault(new PowData(a, b), isJre8 ? result : strictResult);
   }
 
   static String doubleToHex(double input) {

common/build.gradle

@@ -1,13 +1,9 @@
 plugins {
     id 'java'
-    id("org.kordamp.gradle.jdeps")
-    id("org.kordamp.gradle.jdeprscan")
 }
 
 version '1.0.0'
 
-sourceCompatibility = 1.8
-
 // Dependency versions
 // ---------------------------------------
 def leveldbVersion = "1.8"
@@ -66,19 +62,6 @@ dependencies {
     api project(":protocol")
 }
 
-jdepsReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    consoleOutput = false
-}
-
-jdeprscanReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    forRemoval = true
-    release = JavaVersion.VERSION_17.getMajorVersion()
-}
-
 jacocoTestReport {
     reports {
         xml.enabled = true

config/checkstyle/checkStyleAll.xml

@@ -26,10 +26,7 @@
     <module name="FileTabCharacter">
         <property name="eachLine" value="true"/>
     </module>
-    <module name="LineLength">
-        <property name="max" value="100"/>
-        <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/>
-    </module>
+
     <module name="TreeWalker">
         <module name="OuterTypeFilename"/>
         <module name="IllegalTokenText">
@@ -42,6 +39,10 @@
             <property name="allowByTailComment" value="true"/>
             <property name="allowNonPrintableEscapes" value="true"/>
         </module>
+        <module name="LineLength">
+            <property name="max" value="100"/>
+            <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/>
+        </module>
         <module name="AvoidStarImport"/>
         <module name="OneTopLevelClass"/>
         <module name="NoLineWrap"/>

consensus/build.gradle

@@ -1,7 +1,3 @@
-plugins {
-    id("org.kordamp.gradle.jdeps")
-    id("org.kordamp.gradle.jdeprscan")
-}
 description = "consensus – a distributed consensus arithmetic for blockchain."
 
 dependencies {
@@ -34,19 +30,6 @@ test {
     }
 }
 
-jdepsReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    consoleOutput = false
-}
-
-jdeprscanReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    forRemoval = true
-    release = JavaVersion.VERSION_17.getMajorVersion()
-}
-
 jacocoTestReport {
     reports {
         xml.enabled = true

crypto/build.gradle

@@ -1,13 +1,9 @@
 plugins {
     id 'java'
-    id("org.kordamp.gradle.jdeps")
-    id("org.kordamp.gradle.jdeprscan")
 }
 
 version '1.0.0'
 
-sourceCompatibility = 1.8
-
 repositories {
     mavenCentral()
 }
@@ -16,19 +12,6 @@ dependencies {
     api project(":common")
 }
 
-jdepsReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    consoleOutput = false
-}
-
-jdeprscanReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    forRemoval = true
-    release = JavaVersion.VERSION_17.getMajorVersion()
-}
-
 jacocoTestReport {
     reports {
         xml.enabled = true

example/actuator-example/build.gradle

@@ -1,23 +1,6 @@
-plugins {
-    id("org.kordamp.gradle.jdeps")
-    id("org.kordamp.gradle.jdeprscan")
-}
 description = "actuator-example – a example of actuator."
 
 dependencies {
     api project(":actuator")
 }
 
-jdepsReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    consoleOutput = false
-}
-
-jdeprscanReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    forRemoval = true
-    release = JavaVersion.VERSION_17.getMajorVersion()
-}
-

framework/build.gradle

@@ -2,8 +2,6 @@ plugins {
     id "org.gradle.test-retry" version "1.5.9"
     id "org.sonarqube" version "2.6"
     id "com.gorylenko.gradle-git-properties" version "2.4.1"
-    id("org.kordamp.gradle.jdeps")
-    id("org.kordamp.gradle.jdeprscan")
 }
 
 gitProperties.failOnNoGitDirectory = false;
@@ -15,21 +13,10 @@ apply plugin: 'com.github.johnrengelman.shadow'
 mainClassName = 'org.tron.program.FullNode'
 
 def versions = [
-        checkstyle: '10.14.2', // see https://github.com/checkstyle/checkstyle/issues/14123
+        checkstyle: '8.7',
 ]
 
-jdepsReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    consoleOutput = false
-}
 
-jdeprscanReport {
-    sourceSets = ['main', 'test']
-    configurations = ['testRuntimeClasspath']
-    forRemoval = true
-    release = JavaVersion.VERSION_17.getMajorVersion()
-}
 
 configurations {
     checkstyleConfig
@@ -89,7 +76,7 @@ check.dependsOn 'lint'
 
 checkstyle {
     toolVersion = "${versions.checkstyle}"
-    configFile = file("config/checkstyle/checkStyleAll.xml")
+    configFile = file("${project.rootDir}/config/checkstyle/checkStyleAll.xml")
 }
 
 
@@ -188,7 +175,7 @@ def createScript(project, mainClass, name) {
     }
 }
 
-applicationDistribution.from("../gradle/java-tron.vmoptions") {
+applicationDistribution.from("${project.rootDir}/gradle/java-tron.vmoptions") {
     into "bin"
 }
 //distZip {

framework/src/test/java/org/tron/keystroe/CredentialsTest.java

@@ -10,24 +10,24 @@ public class CredentialsTest {
 
   @Test
   public void test_equality() {
-    var aObject = new Object();
-    var si = Mockito.mock(SignInterface.class);
-    var si2 = Mockito.mock(SignInterface.class);
-    var si3 = Mockito.mock(SignInterface.class);
-    var address = "TQhZ7W1RudxFdzJMw6FvMnujPxrS6sFfmj".getBytes();
-    var address2 = "TNCmcTdyrYKMtmE1KU2itzeCX76jGm5Not".getBytes();
+    Object aObject = new Object();
+    SignInterface si = Mockito.mock(SignInterface.class);
+    SignInterface si2 = Mockito.mock(SignInterface.class);
+    SignInterface si3 = Mockito.mock(SignInterface.class);
+    byte[] address = "TQhZ7W1RudxFdzJMw6FvMnujPxrS6sFfmj".getBytes();
+    byte[] address2 = "TNCmcTdyrYKMtmE1KU2itzeCX76jGm5Not".getBytes();
     Mockito.when(si.getAddress()).thenReturn(address);
     Mockito.when(si2.getAddress()).thenReturn(address);
     Mockito.when(si3.getAddress()).thenReturn(address2);
-    var aCredential = Credentials.create(si);
+    Credentials aCredential = Credentials.create(si);
     Assert.assertFalse(aObject.equals(aCredential));
     Assert.assertFalse(aCredential.equals(aObject));
     Assert.assertFalse(aCredential.equals(null));
-    var anotherCredential = Credentials.create(si);
-    Assert.assertTrue(aCredential.equals(anotherCredential));            
-    var aCredential2 = Credentials.create(si2);
+    Credentials anotherCredential = Credentials.create(si);
     Assert.assertTrue(aCredential.equals(anotherCredential));
-    var aCredential3 = Credentials.create(si3);
+    Credentials aCredential2 = Credentials.create(si2);
+    Assert.assertTrue(aCredential.equals(anotherCredential));
+    Credentials aCredential3 = Credentials.create(si3);
     Assert.assertFalse(aCredential.equals(aCredential3));
   }
 }

gradle/java-tron.vmoptions

@@ -1,9 +1,7 @@
--Xmx9G
--XX:+UseZGC
--Xlog:gc*:file=gc-%t.log:time,uptime,level,tags:filecount=50,filesize=100M
+-XX:+UseConcMarkSweepGC
+-XX:+PrintGCDetails
+-Xloggc:./gc.log
+-XX:+PrintGCDateStamps
+-XX:+CMSParallelRemarkEnabled
 -XX:ReservedCodeCacheSize=256m
--XX:+UseCodeCacheFlushing
--XX:MetaspaceSize=256m
--XX:MaxMetaspaceSize=512m
--XX:MaxDirectMemorySize=1g
--XX:+HeapDumpOnOutOfMemoryError
+-XX:+CMSScavengeBeforeRemark