update setup-java@v4

Author: tballison

.github/workflows/main-jdk17-build.yml

@@ -18,6 +18,8 @@
 name: main jdk17 build
 
 on:
+  pull_request:
+    branches: [ main ]
   push:
     branches: [ main ]
 
@@ -31,8 +33,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up JDK ${{ matrix.java }}
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
+          distribution: 'temurin'
           java-version: ${{ matrix.java }}
       - name: Build with Maven
         run: mvn clean test install javadoc:aggregate

.github/workflows/main-jdk21-build.yml

@@ -31,8 +31,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up JDK ${{ matrix.java }}
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
+          distribution: 'temurin'
           java-version: ${{ matrix.java }}
       - name: Build with Maven
         run: mvn clean test install javadoc:aggregate

.github/workflows/main-jdk23-build.yml

@@ -31,8 +31,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set up JDK ${{ matrix.java }}
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
+          distribution: 'temurin'
           java-version: ${{ matrix.java }}
       - name: Build with Maven
         run: mvn clean test install javadoc:aggregate