Utility to read class path resources as String. Required dependency is on spring-core.

ClassPathResourceUtils.java

package nl.jtim.utils.resources;

import org.springframework.core.io.ClassPathResource;
import org.springframework.util.FileCopyUtils;

import java.io.IOException;
import java.io.InputStream;

public class ClassPathResourceUtils {

  private static final String DEFAULT_ENCODING = "utf-8";

  private ClassPathResourceUtils() {
  }

  /**
   * Obtains the classpath resource as a {@link String}.
   *
   * @param classPathResourceLocation location of the file on the classpath
   * @return the file content as a UTF encoded String
   * @throws RuntimeException in case of an error
   */
  public static String readClassPathResourceAsString(String classPathResourceLocation) {
    try {
      InputStream inputStream = new ClassPathResource(classPathResourceLocation).getInputStream();
      return new String(FileCopyUtils.copyToByteArray(inputStream), DEFAULT_ENCODING);
    } catch (IOException e) {
      throw new RuntimeException(e);
    }
  }
}