package com.pivotal.demos; import javax.validation.constraints.NotNull; import javax.validation.constraints.Size; public class Object2 { @NotNull @Size(max=2) private String param1; @NotNull @Size(max=2) private String param2; @NotNull @Size(max=2) private String param3; @NotNull @Size(max=2) private String param4; @Override public String toString() { return "Object2 [param1=" + param1 + ", param2=" + param2 + ", param3=" + param3 + ", param4=" + param4 + "]"; } public String getParam1() { return param1; } public void setParam1(String param1) { this.param1 = param1; } public String getParam2() { return param2; } public void setParam2(String param2) { this.param2 = param2; } public String getParam3() { return param3; } public void setParam3(String param3) { this.param3 = param3; } public String getParam4() { return param4; } public void setParam4(String param4) { this.param4 = param4; } }