将安装的jdk1.8改为1.7之后出现了很淡疼的问题

修改工程下.setting/

org.eclipse.jdt.core.prefs

 

eclipse.preferences.version=1

org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled

org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8

org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve

org.eclipse.jdt.core.compiler.compliance=1.8

org.eclipse.jdt.core.compiler.debug.lineNumber=generate

org.eclipse.jdt.core.compiler.debug.localVariable=generate

org.eclipse.jdt.core.compiler.debug.sourceFile=generate

org.eclipse.jdt.core.compiler.problem.assertIdentifier=error

org.eclipse.jdt.core.compiler.problem.enumIdentifier=error

org.eclipse.jdt.core.compiler.source=1.8

 

将1.8改为1.7