java导出excel复杂表头

[{"title":"（21个子文件7.33MB）java导出excel复杂表头","children":[{"title":"TestExcel","children":[{"title":"WebContent","children":[{"title":"META-INF","children":[{"title":"MANIFEST.MF <span style='color:#111;'>39B</span>","children":null,"spread":false}],"spread":true},{"title":"WEB-INF","children":[{"title":"web.xml <span style='color:#111;'>2.12KB</span>","children":null,"spread":false},{"title":"lib","children":[{"title":"poi-examples-3.9-20121203.jar <span style='color:#111;'>302.12KB</span>","children":null,"spread":false},{"title":"poi-ooxml-schemas-3.9-20121203.jar <span style='color:#111;'>4.58MB</span>","children":null,"spread":false},{"title":"poi-ooxml-3.9-20121203.jar <span style='color:#111;'>914.70KB</span>","children":null,"spread":false},{"title":"poi-excelant-3.9-20121203.jar <span style='color:#111;'>29.73KB</span>","children":null,"spread":false},{"title":"poi-3.9-20121203.jar <span style='color:#111;'>1.78MB</span>","children":null,"spread":false},{"title":"poi-scratchpad-3.9-20121203.jar <span style='color:#111;'>1.17MB</span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true},{"title":".settings","children":[{"title":"org.eclipse.wst.jsdt.ui.superType.name <span style='color:#111;'>6B</span>","children":null,"spread":false},{"title":"org.eclipse.wst.common.project.facet.core.xml <span style='color:#111;'>305B</span>","children":null,"spread":false},{"title":"org.eclipse.core.resources.prefs <span style='color:#111;'>97B</span>","children":null,"spread":false},{"title":"org.eclipse.wst.common.component <span style='color:#111;'>464B</span>","children":null,"spread":false},{"title":"org.eclipse.wst.jsdt.ui.superType.container <span style='color:#111;'>49B</span>","children":null,"spread":false},{"title":"org.eclipse.wst.validation.prefs <span style='color:#111;'>521B</span>","children":null,"spread":false},{"title":"org.eclipse.core.runtime.prefs <span style='color:#111;'>52B</span>","children":null,"spread":false},{"title":".jsdtscope <span style='color:#111;'>567B</span>","children":null,"spread":false},{"title":"org.eclipse.jdt.core.prefs <span style='color:#111;'>364B</span>","children":null,"spread":false}],"spread":true},{"title":"src","children":[{"title":"hitown","children":[{"title":"T.java <span style='color:#111;'>10.35KB</span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":".project <span style='color:#111;'>1.08KB</span>","children":null,"spread":false},{"title":".classpath <span style='color:#111;'>1.13KB</span>","children":null,"spread":false},{"title":"build","children":[{"title":"classes","children":[{"title":"hitown","children":[{"title":"T.class <span style='color:#111;'>5.91KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}],"spread":true}],"spread":true}]