";let n=document.getElementById("TableOfContents");n&&(n.innerHTML=e)}rerender(){this.rerenderFilterMenu(),this.rerenderPageContent(),this.populateRightNav(),this.runHooks("afterRerender")}rerenderPageContent(){let e={};Object.keys(this.ifFunctionsByRef).forEach(t=>{let s=this.ifFunctionsByRef[t],o=s.value,n=(0,h.reresolveFunctionNode)(s,{variables:this.selectedValsByTraitId});this.ifFunctionsByRef[t]=n,o!==n.value&&(e[t]=n.value)});let t=document.getElementsByClassName("cdoc__toggleable");for(let n=0;n{this.fitCustomizationMenuToScreen()})}addDropdownEventListeners(){let e=document.getElementsByClassName("cdoc-dropdown");for(let t=0;t{let t=e.target;for(;!t.classList.contains("cdoc-dropdown")&&t.parentElement;)t=t.parentElement;let n=t.classList.toggle("cdoc-dropdown__expanded");t.setAttribute("aria-expanded",n.toString())});document.addEventListener("keydown",e=>{if(e.key==="Enter"){let t=e.target;t.classList.contains("cdoc-filter__option")&&t.click()}}),document.addEventListener("click",t=>{for(let n=0;nthis.handleFilterSelectionChange(e));this.addDropdownEventListeners()}locateFilterSelectorEl(){let e=document.getElementById("cdoc-selector");return!!e&&(this.filterSelectorEl=e,!0)}applyFilterSelectionOverrides(){let s=Object.keys(this.selectedValsByTraitId),e=!1,t=this.browserStorage.getTraitVals();Object.keys(t).forEach(n=>{s.includes(n)&&this.selectedValsByTraitId[n]!==t[n]&&(this.selectedValsByTraitId[n]=t[n],e=!0)});let n=(0,j.getTraitValsFromUrl)({url:new URL(window.location.href),traitIds:s});return Object.keys(n).forEach(t=>{this.selectedValsByTraitId[t]!==n[t]&&(this.selectedValsByTraitId[t]=n[t],e=!0)}),e}updateEditButton(){let t=document.getElementsByClassName("toc-edit-btn")[0];if(!t)return;let e=t.getElementsByTagName("a")[0];e&&(e.href=e.href.replace(/\.md\/$/,".mdoc.md/"))}revealPage(){this.runHooks("beforeReveal"),this.filterSelectorEl&&(this.filterSelectorEl.style.position="sticky",this.filterSelectorEl.style.backgroundColor="white",this.filterSelectorEl.style.paddingTop="10px",this.filterSelectorEl.style.visibility="visible",this.filterSelectorEl.style.zIndex="1000");let e=document.getElementById("cdoc-content");e&&(e.style.visibility="visible"),this.runHooks("afterReveal")}rerenderFilterMenu(){if(!this.filterSelectorEl||!this.filtersManifest)throw new Error("Cannot rerender filter selector without filtersManifest and filterSelectorEl");let e=(0,l.resolveFilters)({filtersManifest:this.filtersManifest,valsByTraitId:this.selectedValsByTraitId});Object.keys(e).forEach(t=>{let n=e[t];this.selectedValsByTraitId[t]=n.currentValue});let t=(0,y.buildCustomizationMenuUi)(e);this.filterSelectorEl.innerHTML=t,this.fitCustomizationMenuToScreen(),this.addFilterSelectorEventListeners()}fitCustomizationMenuToScreen(){let e=document.getElementById(g);if(!e)return;let s=e.classList.contains(n),t=document.getElementById(v);if(!t)throw new Error("Dropdown menu not found");let o=document.getElementById(b);if(!o)throw new Error("Menu wrapper not found");let i=e.scrollWidth>o.clientWidth;!s&&i?(e.classList.add(n),t.classList.remove(n)):s&&!i&&(e.classList.remove(n),t.classList.add(n))}get cdocsState(){return{selectedValsByTraitId:this.selectedValsByTraitId,ifFunctionsByRef:this.ifFunctionsByRef,filtersManifest:this.filtersManifest,browserStorage:this.browserStorage,filterSelectorEl:this.filterSelectorEl}}};e.ClientFiltersManager=r,t=r,s={value:void 0}}),y=e(e=>{Object.defineProperty(e,"__esModule",{value:!0});var t=j();window.clientFiltersManager=t.ClientFiltersManager.instance}),y()})()Avoid switch with very few branches
Cette page n'est pas encore disponible en français, sa traduction est en cours. Si vous avez des questions ou des retours sur notre projet de traduction actuel, n'hésitez pas à nous contacter.
Metadata
ID:java-best-practices/switch-few-branches
Language: Java
Severity: Warning
Category: Best Practices
Description
switch statements are used to trigger different block of code based on different values. Developers should avoid switch statements with less than 3 branches. If a switch statement has less than 3 branches, we should rather use a if statement.
classMain{publicstaticvoidmain(String[]args){switch(condition){casevalue1:break;casevalue2:break;default:break;}switch(condition){casevalue1:// comments are supportedcasevalue2:break;default:break;}}}
Seamless integrations. Try Datadog Code Security
Datadog Code Security
Try this rule and analyze your code with Datadog Code Security
How to use this rule
1
2
rulesets:- java-best-practices # Rules to enforce Java best practices.
Create a static-analysis.datadog.yml with the content above at the root of your repository
Use our free IDE Plugins or add Code Security scans to your CI pipelines