diff --git a/HBProj77-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties b/HBProj77-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
index 16de94e..d66014c 100644
--- a/HBProj77-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
+++ b/HBProj77-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
@@ -1,5 +1,5 @@
#Generated by Maven Integration for Eclipse
-#Thu Apr 29 09:13:13 IST 2021
+#Mon May 10 09:09:34 IST 2021
m2e.projectLocation=C\:\\Users\\Nareshit\\git\\NTHB915\\HBProj77-OneToOneFK
m2e.projectName=HBProj77-OneToOneFK
groupId=nit
diff --git a/HBProj78-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties b/HBProj78-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
index 55289c3..48e4e3e 100644
--- a/HBProj78-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
+++ b/HBProj78-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
@@ -1,5 +1,5 @@
#Generated by Maven Integration for Eclipse
-#Thu Apr 29 09:13:17 IST 2021
+#Mon May 10 09:09:35 IST 2021
m2e.projectLocation=C\:\\Users\\Nareshit\\git\\NTHB915\\HBProj78-OneToOnePK
m2e.projectName=HBProj78-OneToOnePK
groupId=nit
diff --git a/HBProj86Anno-ManyToManyBi-CollectionId/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties b/HBProj86Anno-ManyToManyBi-CollectionId/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
index 9fd8a26..330de96 100644
--- a/HBProj86Anno-ManyToManyBi-CollectionId/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
+++ b/HBProj86Anno-ManyToManyBi-CollectionId/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
@@ -1,5 +1,5 @@
#Generated by Maven Integration for Eclipse
-#Thu Apr 29 09:13:18 IST 2021
+#Mon May 10 09:09:36 IST 2021
m2e.projectLocation=C\:\\Users\\Nareshit\\git\\NTHB915\\HBProj86Anno-ManyToManyBi-CollectionId
m2e.projectName=HBProj86Anno-ManyToManyBi-CollectionId
groupId=nit
diff --git a/HBProj87Anno-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties b/HBProj87Anno-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
index b64f1ca..666a498 100644
--- a/HBProj87Anno-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
+++ b/HBProj87Anno-OneToOneFK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
@@ -1,5 +1,5 @@
#Generated by Maven Integration for Eclipse
-#Thu Apr 29 09:13:19 IST 2021
+#Mon May 10 09:09:36 IST 2021
m2e.projectLocation=C\:\\Users\\Nareshit\\git\\NTHB915\\HBProj87Anno-OneToOneFK
m2e.projectName=HBProj87Anno-OneToOneFK
groupId=nit
diff --git a/HBProj88Anno-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties b/HBProj88Anno-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
index 4c4b173..0ccb5ad 100644
--- a/HBProj88Anno-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
+++ b/HBProj88Anno-OneToOnePK/target/classes/META-INF/maven/nit/HBProj75-ManyToManyBi/pom.properties
@@ -1,6 +1,6 @@
#Generated by Maven Integration for Eclipse
-#Thu Apr 29 09:13:26 IST 2021
-m2e.projectLocation=G\:\\Worskpaces\\Hibernate\\NTHB915\\HBProj88Anno-OneToOnePK
+#Mon May 10 09:09:37 IST 2021
+m2e.projectLocation=C\:\\Users\\Nareshit\\git\\NTHB915\\HBProj88Anno-OneToOnePK
m2e.projectName=HBProj88Anno-OneToOnePK
groupId=nit
artifactId=HBProj75-ManyToManyBi
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/.classpath b/HBProj90-L2Cache-EHCache-QueryCache/.classpath
new file mode 100644
index 0000000..7f7eabe
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/.classpath
@@ -0,0 +1,32 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/.gitattributes b/HBProj90-L2Cache-EHCache-QueryCache/.gitattributes
new file mode 100644
index 0000000..61793db
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/.gitattributes
@@ -0,0 +1,6 @@
+#
+# https://help.github.com/articles/dealing-with-line-endings/
+#
+# These are explicitly windows files and should use crlf
+*.bat text eol=crlf
+
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/.gitignore b/HBProj90-L2Cache-EHCache-QueryCache/.gitignore
new file mode 100644
index 0000000..c75f3c2
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/.gitignore
@@ -0,0 +1,5 @@
+# Ignore Gradle project-specific cache directory
+.gradle
+
+# Ignore Gradle build output directory
+build
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/.project b/HBProj90-L2Cache-EHCache-QueryCache/.project
new file mode 100644
index 0000000..abae384
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/.project
@@ -0,0 +1,23 @@
+
+
+ HBProj90-L2Cache-EHCache-QueryCache
+ Project HBProj49-HBFilters created by Buildship.
+
+
+
+
+ org.eclipse.jdt.core.javabuilder
+
+
+
+
+ org.eclipse.buildship.core.gradleprojectbuilder
+
+
+
+
+
+ org.eclipse.jdt.core.javanature
+ org.eclipse.buildship.core.gradleprojectnature
+
+
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.eclipse.buildship.core.prefs b/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.eclipse.buildship.core.prefs
new file mode 100644
index 0000000..8bf2937
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.eclipse.buildship.core.prefs
@@ -0,0 +1,13 @@
+arguments=
+auto.sync=true
+build.scans.enabled=false
+connection.gradle.distribution=GRADLE_DISTRIBUTION(WRAPPER)
+connection.project.dir=
+eclipse.preferences.version=1
+gradle.user.home=
+java.home=
+jvm.arguments=
+offline.mode=false
+override.workspace.settings=true
+show.console.view=false
+show.executions.view=false
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.eclipse.jdt.core.prefs b/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000..cbab415
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,4 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=14
+org.eclipse.jdt.core.compiler.compliance=14
+org.eclipse.jdt.core.compiler.source=14
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.jboss.ide.eclipse.as.core.prefs b/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.jboss.ide.eclipse.as.core.prefs
new file mode 100644
index 0000000..a64acc9
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/.settings/org.jboss.ide.eclipse.as.core.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+org.jboss.ide.eclipse.as.core.singledeployable.deployableList=
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/cfgs/ehcache.xml b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/cfgs/ehcache.xml
new file mode 100644
index 0000000..fde96df
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/cfgs/ehcache.xml
@@ -0,0 +1,28 @@
+
+
+
+
+
+
+
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/cfgs/hibernate.cfg.xml b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/cfgs/hibernate.cfg.xml
new file mode 100644
index 0000000..3f22f0a
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/cfgs/hibernate.cfg.xml
@@ -0,0 +1,42 @@
+
+
+
+
+
+ oracle.jdbc.driver.OracleDriver
+ jdbc:oracle:thin:@localhost:1521:xe
+ system
+ manager
+
+
+
+
+ org.hibernate.hikaricp.internal.HikariCPConnectionProvider
+
+
+ 50000
+ 10
+ 20
+ 30000
+
+
+
+ true
+ true
+ update
+ org.hibernate.dialect.Oracle10gDialect
+
+ true
+ com/nt/cfgs/ehcache.xml
+ org.hibernate.cache.ehcache.EhCacheRegionFactory
+ true
+
+
+
+
\ No newline at end of file
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/entity/BankAccount.class b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/entity/BankAccount.class
new file mode 100644
index 0000000..00d21a3
Binary files /dev/null and b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/entity/BankAccount.class differ
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/entity/BankAccount.hbm.xml b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/entity/BankAccount.hbm.xml
new file mode 100644
index 0000000..c3b8251
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/entity/BankAccount.hbm.xml
@@ -0,0 +1,16 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/test/EH_L2CacheTest.class b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/test/EH_L2CacheTest.class
new file mode 100644
index 0000000..5f20b63
Binary files /dev/null and b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/test/EH_L2CacheTest.class differ
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/test/QeueryCacheTest.class b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/test/QeueryCacheTest.class
new file mode 100644
index 0000000..7dc8d35
Binary files /dev/null and b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/test/QeueryCacheTest.class differ
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/utility/HibernateUtil.class b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/utility/HibernateUtil.class
new file mode 100644
index 0000000..83d291b
Binary files /dev/null and b/HBProj90-L2Cache-EHCache-QueryCache/bin/main/com/nt/utility/HibernateUtil.class differ
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/build.gradle b/HBProj90-L2Cache-EHCache-QueryCache/build.gradle
new file mode 100644
index 0000000..26f0d34
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/build.gradle
@@ -0,0 +1,38 @@
+/*
+ * This file was generated by the Gradle 'init' task.
+ *
+ * This generated file contains a sample Java Library project to get you started.
+ * For more details take a look at the Java Libraries chapter in the Gradle
+ * User Manual available at https://docs.gradle.org/6.3/userguide/java_library_plugin.html
+ */
+
+plugins {
+ // Apply the java-library plugin to add support for Java Library
+ id 'application'
+}
+
+sourceCompatibility='14.0.1'
+targetCompatibility='14.0.1'
+
+
+repositories {
+ // Use jcenter for resolving dependencies.
+ // You can declare any Maven/Ivy/file repository here.
+ jcenter()
+}
+
+dependencies {
+ // https://mvnrepository.com/artifact/org.hibernate/hibernate-core
+implementation group: 'org.hibernate', name: 'hibernate-core', version: '5.4.28.Final'
+// https://mvnrepository.com/artifact/com.oracle.ojdbc/ojdbc8
+implementation group: 'com.oracle.ojdbc', name: 'ojdbc8', version: '19.3.0.0'
+// https://mvnrepository.com/artifact/org.projectlombok/lombok
+compileOnly group: 'org.projectlombok', name: 'lombok', version: '1.18.18'
+// https://mvnrepository.com/artifact/org.hibernate/hibernate-hikaricp
+implementation group: 'org.hibernate', name: 'hibernate-hikaricp', version: '5.4.28.Final'
+
+// https://mvnrepository.com/artifact/org.hibernate/hibernate-ehcache
+implementation group: 'org.hibernate', name: 'hibernate-ehcache', version: '5.4.31.Final'
+
+
+}
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/gradle/wrapper/gradle-wrapper.jar b/HBProj90-L2Cache-EHCache-QueryCache/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 0000000..490fda8
Binary files /dev/null and b/HBProj90-L2Cache-EHCache-QueryCache/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/gradle/wrapper/gradle-wrapper.properties b/HBProj90-L2Cache-EHCache-QueryCache/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..a4b4429
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.3-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/gradlew b/HBProj90-L2Cache-EHCache-QueryCache/gradlew
new file mode 100644
index 0000000..2fe81a7
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/gradlew
@@ -0,0 +1,183 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+## Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+ ls=`ls -ld "$PRG"`
+ link=`expr "$ls" : '.*-> \(.*\)$'`
+ if expr "$link" : '/.*' > /dev/null; then
+ PRG="$link"
+ else
+ PRG=`dirname "$PRG"`"/$link"
+ fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+ echo "$*"
+}
+
+die () {
+ echo
+ echo "$*"
+ echo
+ exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+ CYGWIN* )
+ cygwin=true
+ ;;
+ Darwin* )
+ darwin=true
+ ;;
+ MINGW* )
+ msys=true
+ ;;
+ NONSTOP* )
+ nonstop=true
+ ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+ if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+ # IBM's JDK on AIX uses strange locations for the executables
+ JAVACMD="$JAVA_HOME/jre/sh/java"
+ else
+ JAVACMD="$JAVA_HOME/bin/java"
+ fi
+ if [ ! -x "$JAVACMD" ] ; then
+ die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+ fi
+else
+ JAVACMD="java"
+ which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+ MAX_FD_LIMIT=`ulimit -H -n`
+ if [ $? -eq 0 ] ; then
+ if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+ MAX_FD="$MAX_FD_LIMIT"
+ fi
+ ulimit -n $MAX_FD
+ if [ $? -ne 0 ] ; then
+ warn "Could not set maximum file descriptor limit: $MAX_FD"
+ fi
+ else
+ warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+ fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+ GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+ APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+ CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+ JAVACMD=`cygpath --unix "$JAVACMD"`
+
+ # We build the pattern for arguments to be converted via cygpath
+ ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+ SEP=""
+ for dir in $ROOTDIRSRAW ; do
+ ROOTDIRS="$ROOTDIRS$SEP$dir"
+ SEP="|"
+ done
+ OURCYGPATTERN="(^($ROOTDIRS))"
+ # Add a user-defined pattern to the cygpath arguments
+ if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+ OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+ fi
+ # Now convert the arguments - kludge to limit ourselves to /bin/sh
+ i=0
+ for arg in "$@" ; do
+ CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+ CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
+
+ if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
+ eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+ else
+ eval `echo args$i`="\"$arg\""
+ fi
+ i=`expr $i + 1`
+ done
+ case $i in
+ 0) set -- ;;
+ 1) set -- "$args0" ;;
+ 2) set -- "$args0" "$args1" ;;
+ 3) set -- "$args0" "$args1" "$args2" ;;
+ 4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+ 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+ 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+ 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+ 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+ 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+ esac
+fi
+
+# Escape application args
+save () {
+ for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+ echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/gradlew.bat b/HBProj90-L2Cache-EHCache-QueryCache/gradlew.bat
new file mode 100644
index 0000000..62bd9b9
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/gradlew.bat
@@ -0,0 +1,103 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windows variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/settings.gradle b/HBProj90-L2Cache-EHCache-QueryCache/settings.gradle
new file mode 100644
index 0000000..2736f56
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/settings.gradle
@@ -0,0 +1,10 @@
+/*
+ * This file was generated by the Gradle 'init' task.
+ *
+ * The settings file is used to specify which projects to include in your build.
+ *
+ * Detailed information about configuring a multi-project build in Gradle can be found
+ * in the user manual at https://docs.gradle.org/6.3/userguide/multi_project_builds.html
+ */
+
+rootProject.name = 'HBProj90-L2Cache-EHCache'
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/cfgs/ehcache.xml b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/cfgs/ehcache.xml
new file mode 100644
index 0000000..fde96df
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/cfgs/ehcache.xml
@@ -0,0 +1,28 @@
+
+
+
+
+
+
+
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/cfgs/hibernate.cfg.xml b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/cfgs/hibernate.cfg.xml
new file mode 100644
index 0000000..3f22f0a
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/cfgs/hibernate.cfg.xml
@@ -0,0 +1,42 @@
+
+
+
+
+
+ oracle.jdbc.driver.OracleDriver
+ jdbc:oracle:thin:@localhost:1521:xe
+ system
+ manager
+
+
+
+
+ org.hibernate.hikaricp.internal.HikariCPConnectionProvider
+
+
+ 50000
+ 10
+ 20
+ 30000
+
+
+
+ true
+ true
+ update
+ org.hibernate.dialect.Oracle10gDialect
+
+ true
+ com/nt/cfgs/ehcache.xml
+ org.hibernate.cache.ehcache.EhCacheRegionFactory
+ true
+
+
+
+
\ No newline at end of file
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/entity/BankAccount.hbm.xml b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/entity/BankAccount.hbm.xml
new file mode 100644
index 0000000..c3b8251
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/entity/BankAccount.hbm.xml
@@ -0,0 +1,16 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/entity/BankAccount.java b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/entity/BankAccount.java
new file mode 100644
index 0000000..804090d
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/entity/BankAccount.java
@@ -0,0 +1,14 @@
+package com.nt.entity;
+
+import org.hibernate.annotations.FilterDef;
+
+import lombok.Data;
+
+@Data
+public class BankAccount {
+ private Long acno;
+ private String holderName;
+ private Float balance;
+ private String status;
+
+}
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/test/EH_L2CacheTest.java b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/test/EH_L2CacheTest.java
new file mode 100644
index 0000000..1da4876
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/test/EH_L2CacheTest.java
@@ -0,0 +1,48 @@
+package com.nt.test;
+
+import java.util.Scanner;
+
+import org.hibernate.HibernateException;
+import org.hibernate.Session;
+import org.hibernate.SessionFactory;
+import org.hibernate.Transaction;
+
+import com.nt.entity.BankAccount;
+import com.nt.utility.HibernateUtil;
+
+public class EH_L2CacheTest {
+
+
+ public static void main(String[] args) {
+ try(SessionFactory factory=HibernateUtil.getSessionFactory();
+ Session ses=HibernateUtil.getSession();){
+ //Load record/object
+ BankAccount account1=ses.get(BankAccount.class,1001L); //loads from DB and keeps L2 cache and L1 cache
+ System.out.println(account1);
+ System.out.println("-----------1-------------");
+ BankAccount account2=ses.get(BankAccount.class,1001L); //Collects L1 cache
+ System.out.println(account2);
+ System.out.println("-----------2-------------");
+ ses.evict(account2); //removes from L1 cache
+ System.out.println("-----------3-------------");
+ BankAccount account3=ses.get(BankAccount.class,1001L); //collects from L2 cache and keeps inL1 cache
+ System.out.println(account3);
+ System.out.println("-----------4-------------");
+ ses.clear(); //removes from L1 cache
+ Thread.sleep(15000); //removes from L2 cache becoz of idletime out period
+ System.out.println("-----------5-------------");
+
+ BankAccount account4=ses.get(BankAccount.class,1001L); //Loads from DB and keeps in L2 cache and L1 cache
+ System.out.println(account4);
+ System.out.println("-----------6-------------");
+
+ }//try
+ catch(HibernateException he) {
+ he.printStackTrace();
+ }
+ catch(Exception e) {
+ e.printStackTrace();
+ }
+
+ }//main
+}//class
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/test/QeueryCacheTest.java b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/test/QeueryCacheTest.java
new file mode 100644
index 0000000..2f6bb58
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/test/QeueryCacheTest.java
@@ -0,0 +1,43 @@
+package com.nt.test;
+
+import java.util.List;
+
+
+import org.hibernate.HibernateException;
+import org.hibernate.Session;
+import org.hibernate.SessionFactory;
+import org.hibernate.query.Query;
+
+import com.nt.entity.BankAccount;
+import com.nt.utility.HibernateUtil;
+
+public class QeueryCacheTest {
+
+
+ public static void main(String[] args) {
+ try(SessionFactory factory=HibernateUtil.getSessionFactory();
+ Session ses=HibernateUtil.getSession();){
+
+ Query query=ses.createQuery("from BankAccount");
+ query.setCacheable(true);
+ List list=query.getResultList();
+ list.forEach(acc->{
+ System.out.println(acc);
+ });
+ System.out.println("......................");
+ List list1=query.getResultList();
+ list1.forEach(acc->{
+ System.out.println(acc);
+ });
+
+
+ }//try
+ catch(HibernateException he) {
+ he.printStackTrace();
+ }
+ catch(Exception e) {
+ e.printStackTrace();
+ }
+
+ }//main
+}//class
diff --git a/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/utility/HibernateUtil.java b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/utility/HibernateUtil.java
new file mode 100644
index 0000000..4fc0540
--- /dev/null
+++ b/HBProj90-L2Cache-EHCache-QueryCache/src/main/java/com/nt/utility/HibernateUtil.java
@@ -0,0 +1,42 @@
+package com.nt.utility;
+
+import org.hibernate.HibernateException;
+import org.hibernate.Session;
+import org.hibernate.SessionFactory;
+import org.hibernate.cfg.Configuration;
+
+public class HibernateUtil {
+ private static SessionFactory factory;
+ static {
+ try {
+ //Boot strapping of Hibernate
+ Configuration cfg=new Configuration();
+ cfg.configure("/com/nt/cfgs/hibernate.cfg.xml");
+ factory=cfg.buildSessionFactory();
+ }
+ catch(HibernateException he) {
+ he.printStackTrace();
+ }
+ }//static block
+
+ public static SessionFactory getSessionFactory() {
+ return factory;
+ }
+
+ public static Session getSession() {
+ Session ses=null;
+ if(factory!=null)
+ ses=factory.openSession();
+ return ses;
+ }
+
+ public static void closeSessionFactory() {
+ if(factory!=null)
+ factory.close();
+ }
+
+ public static void closeSession(Session ses) {
+ if(ses!=null)
+ ses.close();
+ }
+}//class