在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 : ?; {# l$ N+ }( L, S7 i6 Z2 i) L9 e5 X- y, \. z3 G
; k! r: Z2 v4 }7 s% ~+ a: u@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") 8 ]. r" l$ m9 k9 [0 Z* e public double getMeasured pressure() { ( B- I, {' @8 F- O return measured pressure ' B2 H9 M& K/ W }/ R. j, p" J y
public void setMeasured pressure(double newValue) {0 Q. ?& m1 Y9 u5 n+ \, S4 b
measured pressure = newValue ' R8 d& U& a, [/ T+ ]/ @ } 3 ?0 k5 S% e; s' K( Q public double measured pressure = 0 & G; ^6 }$ E+ D3 ^0 W7 B) A: U4 c- q
/**# r" V; `) w4 l
* ; z& k6 V$ f: N1 n1 Z# ?+ D * This value is used to automatically generate agent identifiers.& }9 }5 H* ^7 @. v# V2 d' O+ S2 q
* @field serialVersionUID1 i7 e+ g# b: n6 G: L3 R0 [
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*/ 1 I$ i1 A$ D5 \/ M3 U& a private static final long serialVersionUID = 1L K7 Y9 C- B% I* J# U3 T; z; ~4 {' |5 b" ^2 O. V: A2 o1 T
/** 2 V5 u+ k( Y, n( Y8 }: L: E *4 I7 x4 r: e" J/ g: [3 D c
* This value is used to automatically generate agent identifiers. 8 |2 _4 Z7 W7 U1 H * @field agentIDCounter: _1 |) N; ^3 V- e! |/ F2 E
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*/ 4 l& L: n* w5 B protected static long agentIDCounter = 10 q# V" u: {5 H; ?! W' C6 d- G. h
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/**5 K4 l5 ` d6 X! U
* 1 w" {8 k# a- v/ J * This value is the agent's identifier. & v$ e% r+ P0 U8 _4 z * @field agentID) j6 A9 Y* S+ n( @0 V) y) J6 t C! b
* $ B; |; A6 H+ p5 X4 l* T+ f- Z( w. T */ % a! Z: @, Q) u* C3 @ protected String agentID = "GasNode " + (agentIDCounter++)$ K( @/ O- }; c2 r% n
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/**4 j3 w1 ]9 a! ^- u/ P; [9 q
* $ }2 n( x- ^* x9 J! f8 K6 M9 H% ^, Y * This is the step behavior./ q" a/ {! a9 H0 E1 @$ b
* @method step 0 s8 L5 z: a+ U! b! p. q4 ` * 7 y3 d: v2 d9 f& h2 L, f */3 j5 P9 ~3 \$ _& O0 K3 {% E
@Watch(1 ]- q* I" @3 @1 f
watcheeClassName = 'infrastructuredemo.GasNode', * c ~9 u( ?# x watcheeFieldNames = 'pressure',, i2 b6 c: s8 v6 E3 j1 f8 K* b
query = 'linked_from', 7 o) j1 C: F+ ^) ^3 ^ whenToTrigger = WatcherTriggerSchedule.LATER, 6 b! }( r, i1 l# D4 [8 K* P scheduleTriggerDelta = 10d - `0 h F8 Y. l o) j ) 4 k. w$ N( v' |- ]& \* e- k: \7 m3 i+ c public def step(infrastructuredemo.GasNode watchedAgent) {( m( u/ D; ]9 Z. `$ b/ s
4 g" `8 L* }, i9 o* o, j' ?" I // Define the return value variable. 7 L# {1 K( P* s" d# }- K) g8 h, u3 \2 c def returnValue ) }* y8 }# D# a7 G- `( V) I2 {/ u% ~# U0 h& E* u
// Note the simulation time. + @! ]% `% J5 ]6 P% E def time = GetTickCountInTimeUnits() : i& U$ @1 ]6 c; o+ c/ c* r7 W q3 ]+ q$ s
9 |$ R" ^7 c0 T. X* C: C7 l // This is an agent decision.# P2 Z) }% A0 L3 e
if (watchedNode.pressure<200) {. e# p5 C+ n* d* b
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// This is a task. # U5 U2 \! F6 }& i setPressure(watchedAgent.pressure)3 X! U2 X1 y" c, A- p3 l% [0 a1 A
# A- Y$ N5 i. _6 B- T1 `* f } else { 1 a1 i, h4 D: Z& N. y& F' Q4 d, r0 a- U9 ?1 c4 e
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// Return the results.: Q9 }9 g9 i0 ~
return returnValue3 l% d6 n# Y6 B' e- @" P
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} ) L5 j- l+ z* G; z 6 b, j" z9 f- }# w9 E /** 1 Q3 _3 c9 l& n P * 5 u% B7 r7 j8 K9 l- s * This is the step behavior." A. n7 P6 l( o' a- ^' y t; J
* @method step8 [7 i2 c+ ~3 ~
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@ScheduledMethod( ( P1 V5 w/ V( [( L$ g% h D) O# d start = 1d,/ A+ q, G! X' }' v
interval = 1d,/ B4 A! Y) N9 a( x9 D
shuffle = false $ }1 u& _* j/ R( y2 x+ c( [; u% h ) ) I2 n! E' ?4 p1 B public void step() {" |/ P- _3 P2 ~0 I6 o4 C
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// Note the simulation time. 1 J" O" Y4 [6 p$ X. u def time = GetTickCountInTimeUnits()6 t& Z" p8 R# B+ E7 c3 D' E4 R
; z! H; f; S! v, v8 ^: M3 o // This is a task./ @8 i' }! k# d ?/ g2 I
measurePressure=pressure+ RandomDraw(-20.0, 20.0)) `9 K8 W2 C- U0 |
// End the method., `: k% @/ s! s5 w
return6 b2 n3 `+ ?* R! G