Allow format() for types Integer and Long to handle string input

ebean-core/src/main/java/io/ebeaninternal/server/type/ScalarTypeInteger.java

@@ -71,6 +71,11 @@ final class ScalarTypeInteger extends ScalarTypeBase<Integer> {
     return BasicTypeConverter.toInteger(value);
   }
 
+  @Override
+  public String format(Object value) {
+    return String.valueOf(value);
+  }
+
   @Override
   public String formatValue(Integer v) {
     return v.toString();

ebean-core/src/main/java/io/ebeaninternal/server/type/ScalarTypeLong.java

@@ -46,6 +46,11 @@ final class ScalarTypeLong extends ScalarTypeBase<Long> {
     return BasicTypeConverter.toLong(value);
   }
 
+  @Override
+  public String format(Object value) {
+    return String.valueOf(value);
+  }
+
   @Override
   public String formatValue(Long t) {
     return t.toString();

ebean-core/src/test/java/io/ebeaninternal/server/type/ScalarTypeIntegerTest.java

@@ -0,0 +1,22 @@
+package io.ebeaninternal.server.type;
+
+
+import org.junit.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class ScalarTypeIntegerTest {
+
+  private final ScalarTypeInteger type = new ScalarTypeInteger();
+
+  @Test
+  public void format_when_string() {
+    assertThat(type.format("1")).isEqualTo("1");
+  }
+
+  @Test
+  public void format_when_integer() {
+    assertThat(type.format(1)).isEqualTo("1");
+  }
+
+}

ebean-core/src/test/java/io/ebeaninternal/server/type/ScalarTypeLongTest.java

@@ -0,0 +1,22 @@
+package io.ebeaninternal.server.type;
+
+
+import org.junit.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class ScalarTypeLongTest {
+
+  private final ScalarTypeLong type = new ScalarTypeLong();
+
+  @Test
+  public void format_when_string() {
+    assertThat(type.format("1")).isEqualTo("1");
+  }
+
+  @Test
+  public void format_when_long() {
+    assertThat(type.format(1L)).isEqualTo("1");
+  }
+
+}